PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12763Firing Mechanism,gun

Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc · NSN 1005-01-675-9491 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-675-9491 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-675-9491. Primary manufacturer part number: 12763.
Features
  • Firing Mechanism,gun — FSC 1005
  • 1 verified cross-reference
  • Primary manufacturer: Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Firing Mechanism,gun, cataloged under National Stock Number 1005-01-675-9491, is classified within Federal Supply Class 1005 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc. 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
NSN1005-01-675-9491
Primary Part Number12763
Item NameFiring Mechanism,gun
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerBarrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
1730-00-232-969512763 INTERCHANGEABLE
Roller Assy,side,ou
Time Manufacturing Company Dba Time Manufacturing Company
3010-00-269-72111276-3 INTERCHANGEABLE
Bellows,pressure
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
2510-01-017-059112763 INTERCHANGEABLE
Shock Absorber,direct Action
Tenneco Inc
5330-01-172-3318701003-423 INTERCHANGEABLE
Gasket
Dynalec Corporation
5120-01-700-533512763 INTERCHANGEABLE
Inserter,seal
Pentair Filtration Solutions, Llc
Cross-Reference Index
Part NumberManufacturer
12763 PRIMARY Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc (USA)
Related Parts
1730-00-232-9695INTERCHANGEABLE
ROLLER ASSY,SIDE,OU
12763
3010-00-269-7211INTERCHANGEABLE
BELLOWS,PRESSURE
1276-3
2510-01-017-0591INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
12763
5330-01-172-3318INTERCHANGEABLE
GASKET
701003-423
5120-01-700-5335INTERCHANGEABLE
INSERTER,SEAL
12763

Frequently Asked Questions

What is NSN 1005-01-675-9491?

NSN 1005-01-675-9491 is a Firing Mechanism,gun, manufactured by Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc, classified under FSC 1005 (No Item Name Available). Status: active.

What are the part numbers for NSN 1005-01-675-9491?

NSN 1005-01-675-9491 has 1 cross-referenced part number: 12763 (Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc).

What NSN replaces 1005-01-675-9491?

There are 5 known substitutes for 1005-01-675-9491: 1730-00-232-9695, 3010-00-269-7211, 2510-01-017-0591 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12763?

Key specifications for 12763: Part Name Assigned by Controlling Agency: EXTENSION, FIRING PIN. 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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