PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12-976Mortar,laboratory

Fisher Scientific Company L.l.c. · NSN 6640-01-311-1873 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-311-1873 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-311-1873. Primary manufacturer part number: 12-976.
Features
  • Mortar,laboratory — FSC 6640
  • General Characteristics Item Description: 1 QT CAP;6 IN. OD;IRON;9 LB LBS
  • 1 verified cross-reference
  • Primary manufacturer: Fisher Scientific Company L.l.c.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mortar,laboratory, cataloged under National Stock Number 6640-01-311-1873, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Fisher Scientific Company L.l.c.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-311-1873
Primary Part Number12-976
Item NameMortar,laboratory
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerFisher Scientific Company L.l.c.
StatusACTIVE
General Characteristics Item Description1 QT CAP;6 IN. OD;IRON;9 LB LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5340-00-090-47428681938P1 INTERCHANGEABLE
Cap,protective,dust and Moisture
General Electric Company
5950-00-101-234927-10395-2 INTERCHANGEABLE
Reactor
The Boeing Company Div Defense
1730-00-222-925112976 INTERCHANGEABLE
Cover,aircraft Shipping
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
2540-01-087-000812976 INTERCHANGEABLE
Coupler,drawbar,ring
Titan Wheel Corporation of Illinois
5340-01-471-071212976 INTERCHANGEABLE
Bracket,mounting
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
12-976 Fisher Scientific Company L.l.c. (USA)
Related Parts
5340-00-090-4742INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
8681938P1
5950-00-101-2349INTERCHANGEABLE
REACTOR
27-10395-2
1730-00-222-9251INTERCHANGEABLE
COVER,AIRCRAFT SHIPPING
12976
2540-01-087-0008INTERCHANGEABLE
COUPLER,DRAWBAR,RING
12976
5340-01-471-0712INTERCHANGEABLE
BRACKET,MOUNTING
12976

Frequently Asked Questions

What is NSN 6640-01-311-1873?

NSN 6640-01-311-1873 is a Mortar,laboratory, manufactured by Fisher Scientific Company L.l.c., classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-311-1873?

NSN 6640-01-311-1873 has 1 cross-referenced part number: 12-976 (Fisher Scientific Company L.l.c.).

What NSN replaces 6640-01-311-1873?

There are 5 known substitutes for 6640-01-311-1873: 5340-00-090-4742, 5950-00-101-2349, 1730-00-222-9251 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12-976?

Key specifications for 12-976: General Characteristics Item Description: 1 QT CAP;6 IN. OD;IRON;9 LB LBS. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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