feat: provision to set multiple manufacturer in the item master
diff --git a/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json b/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json
index 1d75bb5..0923a5b 100644
--- a/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json
+++ b/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json
@@ -4,6 +4,7 @@
  "doctype": "DocType",
  "document_type": "Document",
  "editable_grid": 1,
+ "engine": "InnoDB",
  "field_order": [
   "item_code",
   "col_break1",
@@ -15,6 +16,10 @@
   "image_section",
   "image",
   "image_view",
+  "manufacture_details",
+  "manufacturer",
+  "column_break_13",
+  "manufacturer_part_no",
   "quantity_and_rate",
   "received_qty",
   "qty",
@@ -728,11 +733,32 @@
   {
    "fieldname": "dimension_col_break",
    "fieldtype": "Column Break"
+  },
+  {
+   "fieldname": "manufacture_details",
+   "fieldtype": "Section Break",
+   "label": "Manufacture"
+  },
+  {
+   "fieldname": "manufacturer",
+   "fieldtype": "Link",
+   "label": "Manufacturer",
+   "options": "Manufacturer"
+  },
+  {
+   "fieldname": "column_break_13",
+   "fieldtype": "Column Break"
+  },
+  {
+   "fieldname": "manufacturer_part_no",
+   "fieldtype": "Data",
+   "label": "Manufacturer Part Number",
+   "read_only": 1
   }
  ],
  "idx": 1,
  "istable": 1,
- "modified": "2019-05-25 22:04:48.435730",
+ "modified": "2019-06-02 06:36:17.078419",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Purchase Invoice Item",
diff --git a/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json b/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
index c0338fd..1b63f8f 100644
--- a/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
+++ b/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
@@ -17,6 +17,10 @@
   "col_break1",
   "image",
   "image_view",
+  "manufacture_details",
+  "manufacturer",
+  "column_break_14",
+  "manufacturer_part_no",
   "quantity_and_rate",
   "qty",
   "stock_uom",
@@ -672,11 +676,32 @@
   {
    "fieldname": "dimension_col_break",
    "fieldtype": "Column Break"
+  },
+  {
+   "fieldname": "manufacture_details",
+   "fieldtype": "Section Break",
+   "label": "Manufacture"
+  },
+  {
+   "fieldname": "manufacturer",
+   "fieldtype": "Link",
+   "label": "Manufacturer",
+   "options": "Manufacturer"
+  },
+  {
+   "fieldname": "column_break_14",
+   "fieldtype": "Column Break"
+  },
+  {
+   "fieldname": "manufacturer_part_no",
+   "fieldtype": "Data",
+   "label": "Manufacturer Part Number",
+   "read_only": 1
   }
  ],
  "idx": 1,
  "istable": 1,
- "modified": "2019-05-25 22:10:32.518941",
+ "modified": "2019-06-02 06:34:47.495730",
  "modified_by": "Administrator",
  "module": "Buying",
  "name": "Purchase Order Item",
diff --git a/erpnext/buying/doctype/supplier_quotation_item/supplier_quotation_item.json b/erpnext/buying/doctype/supplier_quotation_item/supplier_quotation_item.json
index b37e0ba..7d7d6f4 100644
--- a/erpnext/buying/doctype/supplier_quotation_item/supplier_quotation_item.json
+++ b/erpnext/buying/doctype/supplier_quotation_item/supplier_quotation_item.json
@@ -18,6 +18,10 @@
   "col_break1",
   "image",
   "image_view",
+  "manufacture_details",
+  "manufacturer",
+  "column_break_15",
+  "manufacturer_part_no",
   "quantity_and_rate",
   "qty",
   "stock_uom",
@@ -285,6 +289,7 @@
    "read_only": 1
   },
   {
+   "default": "0",
    "fieldname": "is_free_item",
    "fieldtype": "Check",
    "label": "Is Free Item",
@@ -493,6 +498,7 @@
   },
   {
    "allow_on_submit": 1,
+   "default": "0",
    "fieldname": "page_break",
    "fieldtype": "Check",
    "label": "Page Break",
@@ -500,11 +506,33 @@
    "oldfieldname": "page_break",
    "oldfieldtype": "Check",
    "print_hide": 1
+  },
+  {
+   "collapsible": 1,
+   "fieldname": "manufacture_details",
+   "fieldtype": "Section Break",
+   "label": "Manufacture"
+  },
+  {
+   "fieldname": "manufacturer",
+   "fieldtype": "Link",
+   "label": "Manufacturer",
+   "options": "Manufacturer"
+  },
+  {
+   "fieldname": "manufacturer_part_no",
+   "fieldtype": "Data",
+   "label": "Manufacturer Part Number",
+   "read_only": 1
+  },
+  {
+   "fieldname": "column_break_15",
+   "fieldtype": "Column Break"
   }
  ],
  "idx": 1,
  "istable": 1,
- "modified": "2019-05-01 17:35:05.078030",
+ "modified": "2019-06-02 05:32:46.019237",
  "modified_by": "Administrator",
  "module": "Buying",
  "name": "Supplier Quotation Item",
diff --git a/erpnext/config/stock.py b/erpnext/config/stock.py
index 4fc824f..84aa847 100644
--- a/erpnext/config/stock.py
+++ b/erpnext/config/stock.py
@@ -163,6 +163,10 @@
 				},
 				{
 					"type": "doctype",
+					"name": "Item Manufacturer",
+				},
+				{
+					"type": "doctype",
 					"name": "Item Variant Settings",
 				},
 			]
diff --git a/erpnext/controllers/queries.py b/erpnext/controllers/queries.py
index 2284669..ccd334f 100644
--- a/erpnext/controllers/queries.py
+++ b/erpnext/controllers/queries.py
@@ -437,3 +437,20 @@
 		query += " and item = {item}".format(item = frappe.db.escape(filters.get('item')))
 
 	return frappe.db.sql(query, filters)
+
+@frappe.whitelist()
+def item_manufacturer_query(doctype, txt, searchfield, start, page_len, filters):
+	search_txt = "{0}%".format(txt)
+
+	item_filters = {
+		'manufacturer': ('like', search_txt),
+		'item_code': filters.get("item_code")
+	}
+
+	return frappe.get_all("Item Manufacturer",
+		fields = "manufacturer",
+		filters = item_filters,
+		limit_start=start,
+		limit_page_length=page_len,
+		as_list=1
+	)
diff --git a/erpnext/demo/data/drug_list.json b/erpnext/demo/data/drug_list.json
index 9b101cb..e91c30d 100644
--- a/erpnext/demo/data/drug_list.json
+++ b/erpnext/demo/data/drug_list.json
@@ -39,8 +39,8 @@
   "item_name": "Atocopherol",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
+
+
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:16.577151",
@@ -123,8 +123,8 @@
   "item_name": "Abacavir",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
+
+
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:16.678257",
@@ -207,8 +207,6 @@
   "item_name": "Abciximab",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:16.695413",
@@ -291,8 +289,6 @@
   "item_name": "Acacia",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:16.797774",
@@ -375,8 +371,6 @@
   "item_name": "Acamprosate",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:16.826952",
@@ -459,8 +453,6 @@
   "item_name": "Acarbose",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:16.843890",
@@ -543,8 +535,6 @@
   "item_name": "Acebrofylline",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:16.969984",
@@ -627,8 +617,6 @@
   "item_name": "Acebrofylline (SR)",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:16.987354",
@@ -711,8 +699,6 @@
   "item_name": "Aceclofenac",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.004369",
@@ -795,8 +781,6 @@
   "item_name": "Ash",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.021192",
@@ -879,8 +863,6 @@
   "item_name": "Asparaginase",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.038058",
@@ -963,8 +945,6 @@
   "item_name": "Aspartame",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.054463",
@@ -1047,8 +1027,6 @@
   "item_name": "Aspartic Acid",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.071001",
@@ -1131,8 +1109,6 @@
   "item_name": "Bleomycin",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.087170",
@@ -1215,8 +1191,6 @@
   "item_name": "Bleomycin Sulphate",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.103691",
@@ -1299,8 +1273,6 @@
   "item_name": "Blue cap contains",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.120040",
@@ -1383,8 +1355,6 @@
   "item_name": "Boran",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.135964",
@@ -1467,8 +1437,6 @@
   "item_name": "Borax",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.152575",
@@ -1551,8 +1519,6 @@
   "item_name": "Chlorbutanol",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.168998",
@@ -1635,8 +1601,6 @@
   "item_name": "Chlorbutol",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.185316",
@@ -1719,8 +1683,6 @@
   "item_name": "Chlordiazepoxide",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.208361",
@@ -1803,8 +1765,6 @@
   "item_name": "Chlordiazepoxide and Clidinium Bromide",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.224341",
@@ -1887,8 +1847,6 @@
   "item_name": "Chlorhexidine",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.240634",
@@ -1971,8 +1929,6 @@
   "item_name": "Chlorhexidine 40%",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.256922",
@@ -2055,8 +2011,6 @@
   "item_name": "Chlorhexidine Acetate",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.274789",
@@ -2139,8 +2093,6 @@
   "item_name": "Chlorhexidine Gluconate",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.295371",
@@ -2223,8 +2175,6 @@
   "item_name": "Chlorhexidine HCL",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.312916",
@@ -2307,8 +2257,6 @@
   "item_name": "Chlorhexidine Hydrochloride",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.329570",
@@ -2391,8 +2339,6 @@
   "item_name": "Chloride",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.346088",
@@ -2475,8 +2421,6 @@
   "item_name": "Fosfomycin Tromethamine",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.362777",
@@ -2559,8 +2503,6 @@
   "item_name": "Fosinopril",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.379465",
@@ -2643,8 +2585,6 @@
   "item_name": "Iodochlorhydroxyquinoline",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.396068",
@@ -2727,8 +2667,6 @@
   "item_name": "Iodochlorohydroxyquinoline",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.412734",
@@ -2811,8 +2749,6 @@
   "item_name": "Ipratropium",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.429333",
@@ -2895,8 +2831,6 @@
   "item_name": "Mebeverine hydrochloride",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.445814",
@@ -2979,8 +2913,6 @@
   "item_name": "Mecetronium ethylsulphate",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.461696",
@@ -3063,8 +2995,6 @@
   "item_name": "Meclizine",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.478020",
@@ -3147,8 +3077,8 @@
   "item_name": "Oxaprozin",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
+
+
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.496221",
@@ -3231,8 +3161,6 @@
   "item_name": "Oxazepam",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.511933",
@@ -3315,8 +3243,6 @@
   "item_name": "Oxcarbazepine",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.528472",
@@ -3399,8 +3325,6 @@
   "item_name": "Oxetacaine",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.544177",
@@ -3483,8 +3407,6 @@
   "item_name": "Oxethazaine",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.560193",
@@ -3567,8 +3489,6 @@
   "item_name": "Suxamethonium Chloride",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.576447",
@@ -3651,8 +3571,6 @@
   "item_name": "Tacrolimus",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.593481",
@@ -3735,8 +3653,6 @@
   "item_name": "Ubiquinol",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.609930",
@@ -3819,8 +3735,6 @@
   "item_name": "Vitamin B12",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.626225",
@@ -3903,8 +3817,6 @@
   "item_name": "Vitamin B1Hydrochloride",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.642423",
@@ -3987,8 +3899,6 @@
   "item_name": "Vitamin B1Monohydrate",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.658946",
@@ -4071,8 +3981,6 @@
   "item_name": "Vitamin B2",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.675234",
@@ -4155,8 +4063,6 @@
   "item_name": "Vitamin B3",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.691598",
@@ -4239,8 +4145,6 @@
   "item_name": "Vitamin D4",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.707840",
@@ -4323,8 +4227,6 @@
   "item_name": "Vitamin E",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.723859",
@@ -4407,8 +4309,6 @@
   "item_name": "Wheat Germ Oil",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.739829",
@@ -4491,8 +4391,6 @@
   "item_name": "Wheatgrass extr",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.757695",
@@ -4575,8 +4473,6 @@
   "item_name": "Whey Protein",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.774098",
@@ -4659,8 +4555,6 @@
   "item_name": "Xylometazoline",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.790224",
@@ -4743,8 +4637,6 @@
   "item_name": "Xylometazoline Hydrochloride",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.806359",
@@ -4827,8 +4719,6 @@
   "item_name": "Yeast",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.823305",
@@ -4911,8 +4801,6 @@
   "item_name": "Yellow Fever Vaccine",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.840250",
@@ -4995,8 +4883,6 @@
   "item_name": "Zafirlukast",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.856856",
@@ -5079,8 +4965,6 @@
   "item_name": "Zaleplon",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.873287",
@@ -5163,8 +5047,6 @@
   "item_name": "Zaltoprofen",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.889263",
@@ -5247,8 +5129,6 @@
   "item_name": "Zanamivir",
   "last_purchase_rate": 0.0,
   "lead_time_days": 0,
-  "manufacturer": null,
-  "manufacturer_part_no": null,
   "max_discount": 0.0,
   "min_order_qty": 0.0,
   "modified": "2017-07-06 12:53:17.905022",
diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index a8fb5d6..56c51b1 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -603,4 +603,5 @@
 execute:frappe.delete_doc("Report", "Inactive Items")
 erpnext.patches.v11_1.delete_scheduling_tool
 erpnext.patches.v12_0.make_custom_fields_for_bank_remittance
-execute:frappe.delete_doc_if_exists("Page", "support-analytics")
\ No newline at end of file
+execute:frappe.delete_doc_if_exists("Page", "support-analytics")
+erpnext.patches.v12_0.make_item_manufacturer
diff --git a/erpnext/patches/v12_0/make_item_manufacturer.py b/erpnext/patches/v12_0/make_item_manufacturer.py
new file mode 100644
index 0000000..ebc2832
--- /dev/null
+++ b/erpnext/patches/v12_0/make_item_manufacturer.py
@@ -0,0 +1,27 @@
+# Copyright (c) 2017, Frappe and Contributors
+# License: GNU General Public License v3. See license.txt
+
+from __future__ import unicode_literals
+import frappe
+
+def execute():
+	frappe.reload_doc("stock", "doctype", "item_manufacturer")
+
+	item_manufacturer = []
+	for d in frappe.db.sql(""" SELECT name, manufacturer, manufacturer_part_no, creation, owner
+		FROM `tabItem` WHERE manufacturer is not null and manufacturer != ''""", as_dict=1):
+		item_manufacturer.append((
+			frappe.generate_hash("", 10),
+			d.name,
+			d.manufacturer,
+			d.manufacturer_part_no,
+			d.creation,
+			d.owner
+		))
+
+	if item_manufacturer:
+		frappe.db.sql('''
+			INSERT INTO `tabItem Manufacturer`
+			(`name`, `item_code`, `manufacturer`, `manufacturer_part_no`, `creation`, `owner`)
+			VALUES {}'''.format(', '.join(['%s'] * len(item_manufacturer))), tuple(item_manufacturer)
+		)
diff --git a/erpnext/public/js/controllers/buying.js b/erpnext/public/js/controllers/buying.js
index f2fe3fe..7e61f03 100644
--- a/erpnext/public/js/controllers/buying.js
+++ b/erpnext/public/js/controllers/buying.js
@@ -14,8 +14,8 @@
 		this._super();
 	},
 
-	onload: function() {
-		this.setup_queries();
+	onload: function(doc, cdt, cdn) {
+		this.setup_queries(doc, cdt, cdn);
 		this._super();
 
 		this.frm.set_query('shipping_rule', function() {
@@ -50,7 +50,7 @@
 		/* eslint-enable */
 	},
 
-	setup_queries: function() {
+	setup_queries: function(doc, cdt, cdn) {
 		var me = this;
 
 		if(this.frm.fields_dict.buying_price_list) {
@@ -90,6 +90,15 @@
 				}
 			}
 		});
+
+
+		this.frm.set_query("manufacturer", "items", function(doc, cdt, cdn) {
+			const row = locals[cdt][cdn];
+			return {
+				query: "erpnext.controllers.queries.item_manufacturer_query",
+				filters:{ 'item_code': row.item_code }
+			}
+		});
 	},
 
 	refresh: function(doc) {
@@ -338,6 +347,25 @@
 				}
 			})
 		}
+	},
+
+	manufacturer: function(doc, cdt, cdn) {
+		const row = locals[cdt][cdn];
+
+		if(row.manufacturer) {
+			frappe.call({
+				method: "erpnext.stock.doctype.item_manufacturer.item_manufacturer.get_item_manufacturer_part_no",
+				args: {
+					'item_code': row.item_code,
+					'manufacturer': row.manufacturer
+				},
+				callback: function(r) {
+					if (r.message) {
+						frappe.model.set_value(cdt, cdn, 'manufacturer_part_no', r.message);
+					}
+				}
+			});
+		}
 	}
 });
 
diff --git a/erpnext/public/js/controllers/transaction.js b/erpnext/public/js/controllers/transaction.js
index 329695e..bbd1f1c 100644
--- a/erpnext/public/js/controllers/transaction.js
+++ b/erpnext/public/js/controllers/transaction.js
@@ -460,6 +460,7 @@
 							weight_per_unit: item.weight_per_unit,
 							weight_uom: item.weight_uom,
 							uom : item.uom,
+							manufacturer: item.manufacturer,
 							stock_uom: item.stock_uom,
 							pos_profile: me.frm.doc.doctype == 'Sales Invoice' ? me.frm.doc.pos_profile : '',
 							cost_center: item.cost_center,
diff --git a/erpnext/stock/doctype/item/item.json b/erpnext/stock/doctype/item/item.json
index 5a287b1..fc715c9 100644
--- a/erpnext/stock/doctype/item/item.json
+++ b/erpnext/stock/doctype/item/item.json
@@ -76,9 +76,8 @@
   "is_customer_provided_item",
   "customer",
   "supplier_details",
+  "manufacturers",
   "delivered_by_supplier",
-  "manufacturer",
-  "manufacturer_part_no",
   "column_break2",
   "supplier_items",
   "foreign_trade_details",
@@ -198,6 +197,7 @@
    "search_index": 1
   },
   {
+   "default": "0",
    "fieldname": "is_item_from_hub",
    "fieldtype": "Check",
    "label": "Is Item from Hub",
@@ -218,11 +218,13 @@
    "fieldtype": "Column Break"
   },
   {
+   "default": "0",
    "fieldname": "disabled",
    "fieldtype": "Check",
    "label": "Disabled"
   },
   {
+   "default": "0",
    "fieldname": "allow_alternative_item",
    "fieldtype": "Check",
    "label": "Allow Alternative Item"
@@ -263,6 +265,7 @@
    "label": "Standard Selling Rate"
   },
   {
+   "default": "0",
    "fieldname": "is_fixed_asset",
    "fieldtype": "Check",
    "label": "Is Fixed Asset",
@@ -439,6 +442,7 @@
    "label": "Serial Nos and Batches"
   },
   {
+   "default": "0",
    "depends_on": "eval:doc.is_stock_item",
    "fieldname": "has_batch_no",
    "fieldtype": "Check",
@@ -448,6 +452,7 @@
    "oldfieldtype": "Select"
   },
   {
+   "default": "0",
    "depends_on": "has_batch_no",
    "fieldname": "create_new_batch",
    "fieldtype": "Check",
@@ -462,12 +467,14 @@
    "translatable": 1
   },
   {
+   "default": "0",
    "depends_on": "has_batch_no",
    "fieldname": "has_expiry_date",
    "fieldtype": "Check",
    "label": "Has Expiry Date"
   },
   {
+   "default": "0",
    "depends_on": "has_batch_no",
    "fieldname": "retain_sample",
    "fieldtype": "Check",
@@ -485,6 +492,7 @@
    "fieldtype": "Column Break"
   },
   {
+   "default": "0",
    "depends_on": "eval:doc.is_stock_item || doc.is_fixed_asset",
    "fieldname": "has_serial_no",
    "fieldtype": "Check",
@@ -601,6 +609,7 @@
    "read_only": 1
   },
   {
+   "default": "0",
    "fieldname": "is_customer_provided_item",
    "fieldtype": "Check",
    "label": "Is Customer Provided Item"
@@ -619,26 +628,15 @@
    "label": "Supplier Details"
   },
   {
+   "default": "0",
    "fieldname": "delivered_by_supplier",
    "fieldtype": "Check",
    "label": "Delivered by Supplier (Drop Ship)",
    "print_hide": 1
   },
   {
-   "fieldname": "manufacturer",
-   "fieldtype": "Link",
-   "label": "Manufacturer",
-   "options": "Manufacturer"
-  },
-  {
-   "fieldname": "manufacturer_part_no",
-   "fieldtype": "Data",
-   "label": "Manufacturer Part Number"
-  },
-  {
    "fieldname": "column_break2",
    "fieldtype": "Column Break",
-   "label": "Item Code for Suppliers",
    "oldfieldtype": "Column Break",
    "width": "50%"
   },
@@ -718,6 +716,7 @@
    "options": "Account"
   },
   {
+   "default": "0",
    "fieldname": "enable_deferred_revenue",
    "fieldtype": "Check",
    "label": "Enable Deferred Revenue"
@@ -747,6 +746,7 @@
    "options": "Account"
   },
   {
+   "default": "0",
    "fieldname": "enable_deferred_expense",
    "fieldtype": "Check",
    "label": "Enable Deferred Expense"
@@ -800,6 +800,7 @@
    "options": "fa fa-search"
   },
   {
+   "default": "0",
    "fieldname": "inspection_required_before_purchase",
    "fieldtype": "Check",
    "label": "Inspection Required before Purchase",
@@ -807,6 +808,7 @@
    "oldfieldtype": "Select"
   },
   {
+   "default": "0",
    "fieldname": "inspection_required_before_delivery",
    "fieldtype": "Check",
    "label": "Inspection Required before Delivery"
@@ -840,6 +842,7 @@
    "read_only": 1
   },
   {
+   "default": "0",
    "description": "If subcontracted to a vendor",
    "fieldname": "is_sub_contracted_item",
    "fieldtype": "Check",
@@ -867,6 +870,7 @@
    "options": "fa fa-globe"
   },
   {
+   "default": "0",
    "depends_on": "eval:!doc.variant_of",
    "fieldname": "show_in_website",
    "fieldtype": "Check",
@@ -874,6 +878,7 @@
    "search_index": 1
   },
   {
+   "default": "0",
    "depends_on": "variant_of",
    "fieldname": "show_variant_in_website",
    "fieldtype": "Check",
@@ -1016,6 +1021,12 @@
    "fieldtype": "Check",
    "label": "Synced With Hub",
    "read_only": 1
+  },
+  {
+   "fieldname": "manufacturers",
+   "fieldtype": "Table",
+   "label": "Manufacturers",
+   "options": "Item Manufacturer"
   }
  ],
  "has_web_view": 1,
@@ -1023,7 +1034,7 @@
  "idx": 2,
  "image_field": "image",
  "max_attachments": 1,
- "modified": "2019-05-16 09:32:27.056036",
+ "modified": "2019-06-02 04:45:59.911507",
  "modified_by": "Administrator",
  "module": "Stock",
  "name": "Item",
diff --git a/erpnext/stock/doctype/item/item_dashboard.py b/erpnext/stock/doctype/item/item_dashboard.py
index 8e4f74d..b3733d3 100644
--- a/erpnext/stock/doctype/item/item_dashboard.py
+++ b/erpnext/stock/doctype/item/item_dashboard.py
@@ -41,7 +41,7 @@
 			},
 			{
 				'label': _('Manufacture'),
-				'items': ['Work Order']
+				'items': ['Work Order', 'Item Manufacturer']
 			}
 		]
 	}
\ No newline at end of file
diff --git a/erpnext/stock/doctype/item/templates/item.html b/erpnext/stock/doctype/item/templates/item.html
new file mode 100644
index 0000000..db12309
--- /dev/null
+++ b/erpnext/stock/doctype/item/templates/item.html
@@ -0,0 +1,7 @@
+{% extends "templates/web.html" %}
+
+{% block page_content %}
+<h1>{{ title }}</h1>
+{% endblock %}
+
+<!-- this is a sample default web page template -->
\ No newline at end of file
diff --git a/erpnext/stock/doctype/item/templates/item_row.html b/erpnext/stock/doctype/item/templates/item_row.html
new file mode 100644
index 0000000..2b99981
--- /dev/null
+++ b/erpnext/stock/doctype/item/templates/item_row.html
@@ -0,0 +1,4 @@
+<div>
+	<a href={{ route }}>{{ title }}</a>
+</div>
+<!-- this is a sample default list template -->
\ No newline at end of file
diff --git a/erpnext/stock/doctype/item_manufacturer/__init__.py b/erpnext/stock/doctype/item_manufacturer/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/erpnext/stock/doctype/item_manufacturer/__init__.py
diff --git a/erpnext/stock/doctype/item_manufacturer/item_manufacturer.js b/erpnext/stock/doctype/item_manufacturer/item_manufacturer.js
new file mode 100644
index 0000000..a4df923
--- /dev/null
+++ b/erpnext/stock/doctype/item_manufacturer/item_manufacturer.js
@@ -0,0 +1,8 @@
+// Copyright (c) 2019, Frappe Technologies Pvt. Ltd. and contributors
+// For license information, please see license.txt
+
+frappe.ui.form.on('Item Manufacturer', {
+	// refresh: function(frm) {
+
+	// }
+});
diff --git a/erpnext/stock/doctype/item_manufacturer/item_manufacturer.json b/erpnext/stock/doctype/item_manufacturer/item_manufacturer.json
new file mode 100644
index 0000000..956c92e
--- /dev/null
+++ b/erpnext/stock/doctype/item_manufacturer/item_manufacturer.json
@@ -0,0 +1,105 @@
+{
+ "allow_import": 1,
+ "creation": "2019-06-02 04:41:37.332911",
+ "doctype": "DocType",
+ "editable_grid": 1,
+ "engine": "InnoDB",
+ "field_order": [
+  "item_code",
+  "manufacturer",
+  "manufacturer_part_no",
+  "column_break_3",
+  "item_name",
+  "description"
+ ],
+ "fields": [
+  {
+   "fieldname": "manufacturer",
+   "fieldtype": "Link",
+   "in_list_view": 1,
+   "label": "Manufacturer",
+   "options": "Manufacturer",
+   "reqd": 1
+  },
+  {
+   "fieldname": "manufacturer_part_no",
+   "fieldtype": "Data",
+   "in_list_view": 1,
+   "label": "Manufacturer Part Number",
+   "reqd": 1
+  },
+  {
+   "fieldname": "item_code",
+   "fieldtype": "Link",
+   "label": "Item Code",
+   "options": "Item",
+   "reqd": 1
+  },
+  {
+   "fetch_from": "item_code.item_name",
+   "fieldname": "item_name",
+   "fieldtype": "Data",
+   "label": "Item Name",
+   "read_only": 1
+  },
+  {
+   "fieldname": "column_break_3",
+   "fieldtype": "Column Break"
+  },
+  {
+   "fetch_from": "item_code.description",
+   "fieldname": "description",
+   "fieldtype": "Small Text",
+   "label": "Description",
+   "read_only": 1
+  }
+ ],
+ "modified": "2019-06-06 19:07:31.175919",
+ "modified_by": "Administrator",
+ "module": "Stock",
+ "name": "Item Manufacturer",
+ "owner": "Administrator",
+ "permissions": [
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "Stock User",
+   "share": 1,
+   "write": 1
+  },
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "Stock Manager",
+   "share": 1,
+   "write": 1
+  },
+  {
+   "create": 1,
+   "delete": 1,
+   "email": 1,
+   "export": 1,
+   "print": 1,
+   "read": 1,
+   "report": 1,
+   "role": "Item Manager",
+   "share": 1,
+   "write": 1
+  }
+ ],
+ "quick_entry": 1,
+ "sort_field": "modified",
+ "sort_order": "ASC",
+ "title_field": "item_code",
+ "track_changes": 1
+}
\ No newline at end of file
diff --git a/erpnext/stock/doctype/item_manufacturer/item_manufacturer.py b/erpnext/stock/doctype/item_manufacturer/item_manufacturer.py
new file mode 100644
index 0000000..67eab82
--- /dev/null
+++ b/erpnext/stock/doctype/item_manufacturer/item_manufacturer.py
@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+# Copyright (c) 2019, Frappe Technologies Pvt. Ltd. and contributors
+# For license information, please see license.txt
+
+from __future__ import unicode_literals
+
+import frappe
+from frappe import _
+from frappe.model.document import Document
+
+class ItemManufacturer(Document):
+	def validate(self):
+		self.validate_duplicate_entry()
+
+	def validate_duplicate_entry(self):
+		if self.is_new():
+			filters = {
+				'item_code': self.item_code,
+				'manufacturer': self.manufacturer,
+				'manufacturer_part_no': self.manufacturer_part_no
+			}
+
+			if frappe.db.exists("Item Manufacturer", filters):
+				frappe.throw(_("Duplicate entry against the item code {0} and manufacturer {1}")
+					.format(self.item_code, self.manufacturer))
+
+@frappe.whitelist()
+def get_item_manufacturer_part_no(item_code, manufacturer):
+	return frappe.db.get_value("Item Manufacturer",
+		{'item_code': item_code, 'manufacturer': manufacturer}, 'manufacturer_part_no')
\ No newline at end of file
diff --git a/erpnext/stock/doctype/item_manufacturer/test_item_manufacturer.py b/erpnext/stock/doctype/item_manufacturer/test_item_manufacturer.py
new file mode 100644
index 0000000..1cef20c
--- /dev/null
+++ b/erpnext/stock/doctype/item_manufacturer/test_item_manufacturer.py
@@ -0,0 +1,10 @@
+# -*- coding: utf-8 -*-
+# Copyright (c) 2019, Frappe Technologies Pvt. Ltd. and Contributors
+# See license.txt
+from __future__ import unicode_literals
+
+# import frappe
+import unittest
+
+class TestItemManufacturer(unittest.TestCase):
+	pass
diff --git a/erpnext/stock/doctype/material_request_item/material_request_item.json b/erpnext/stock/doctype/material_request_item/material_request_item.json
index 9f4f14a..795971b 100644
--- a/erpnext/stock/doctype/material_request_item/material_request_item.json
+++ b/erpnext/stock/doctype/material_request_item/material_request_item.json
@@ -15,6 +15,10 @@
   "brand",
   "image_section",
   "image",
+  "manufacture_details",
+  "manufacturer",
+  "column_break_12",
+  "manufacturer_part_no",
   "quantity_and_warehouse",
   "qty",
   "uom",
@@ -378,11 +382,32 @@
   {
    "fieldname": "dimension_col_break",
    "fieldtype": "Column Break"
+  },
+  {
+   "fieldname": "manufacture_details",
+   "fieldtype": "Section Break",
+   "label": "Manufacture"
+  },
+  {
+   "fieldname": "manufacturer",
+   "fieldtype": "Link",
+   "label": "Manufacturer",
+   "options": "Manufacturer"
+  },
+  {
+   "fieldname": "column_break_12",
+   "fieldtype": "Column Break"
+  },
+  {
+   "fieldname": "manufacturer_part_no",
+   "fieldtype": "Data",
+   "label": "Manufacturer Part Number",
+   "read_only": 1
   }
  ],
  "idx": 1,
  "istable": 1,
- "modified": "2019-05-25 22:03:10.517886",
+ "modified": "2019-06-02 06:49:36.493957",
  "modified_by": "Administrator",
  "module": "Stock",
  "name": "Material Request Item",
diff --git a/erpnext/stock/doctype/purchase_receipt_item/purchase_receipt_item.json b/erpnext/stock/doctype/purchase_receipt_item/purchase_receipt_item.json
index 66df86b..bb5cd52 100644
--- a/erpnext/stock/doctype/purchase_receipt_item/purchase_receipt_item.json
+++ b/erpnext/stock/doctype/purchase_receipt_item/purchase_receipt_item.json
@@ -19,6 +19,10 @@
   "image_section",
   "image",
   "image_view",
+  "manufacture_details",
+  "manufacturer",
+  "column_break_16",
+  "manufacturer_part_no",
   "received_and_accepted",
   "received_qty",
   "qty",
@@ -788,11 +792,33 @@
   {
    "fieldname": "dimension_col_break",
    "fieldtype": "Column Break"
+  },
+  {
+   "collapsible": 1,
+   "fieldname": "manufacture_details",
+   "fieldtype": "Section Break",
+   "label": "Manufacture"
+  },
+  {
+   "fieldname": "manufacturer",
+   "fieldtype": "Link",
+   "label": "Manufacturer",
+   "options": "Manufacturer"
+  },
+  {
+   "fieldname": "column_break_16",
+   "fieldtype": "Column Break"
+  },
+  {
+   "fieldname": "manufacturer_part_no",
+   "fieldtype": "Data",
+   "label": "Manufacturer Part Number",
+   "read_only": 1
   }
  ],
  "idx": 1,
  "istable": 1,
- "modified": "2019-06-01 23:25:20.732134",
+ "modified": "2019-06-02 06:37:48.198745",
  "modified_by": "Administrator",
  "module": "Stock",
  "name": "Purchase Receipt Item",
diff --git a/erpnext/stock/get_item_details.py b/erpnext/stock/get_item_details.py
index f694af8..791fad8 100644
--- a/erpnext/stock/get_item_details.py
+++ b/erpnext/stock/get_item_details.py
@@ -14,6 +14,7 @@
 from erpnext.stock.doctype.item.item import get_item_defaults, get_uom_conv_factor
 from erpnext.setup.doctype.item_group.item_group import get_item_group_defaults
 from erpnext.setup.doctype.brand.brand import get_brand_defaults
+from erpnext.stock.doctype.item_manufacturer.item_manufacturer import get_item_manufacturer_part_no
 
 from six import string_types, iteritems
 
@@ -312,6 +313,14 @@
 	for fieldname in ("item_name", "item_group", "barcodes", "brand", "stock_uom"):
 		out[fieldname] = item.get(fieldname)
 
+	if args.get("manufacturer"):
+		part_no = get_item_manufacturer_part_no(args.get("item_code"), args.get("manufacturer"))
+		if part_no:
+			out["manufacturer_part_no"] = part_no
+		else:
+			out["manufacturer_part_no"] = None
+			out["manufacturer"] = None
+
 	return out
 
 @frappe.whitelist()