PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12580Buffer Assembly,recoil

Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc · NSN 1005-01-632-3457 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-632-3457 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-632-3457. Primary manufacturer part number: 12580.
Features
  • Buffer Assembly,recoil — 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 Buffer Assembly,recoil, cataloged under National Stock Number 1005-01-632-3457, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1005-01-632-3457
Primary Part Number12580
Item NameBuffer Assembly,recoil
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerBarrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-100-3135 INTERCHANGEABLE
Cone and Rollers,tapered Roller
5905-01-097-4636 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5330-01-098-155912580 INTERCHANGEABLE
Seal,plain
Aerco International, Inc. Dba Aerco International Inc
3130-01-197-9371125-80 INTERCHANGEABLE
Cap,pillow Block
Prj Equipment Co
5120-01-327-7819125-80 INTERCHANGEABLE
Wrench,spanner
Lockheed Martin Corp
6640-01-352-9169 INTERCHANGEABLE
Cabinet,microscope Slide
4820-01-507-2430 INTERCHANGEABLE
Valve,gate
6550-01-575-1230MTS 9330 INTERCHANGEABLE
Diluent,red Blood Cell
Ortho-Clinical Diagnostics Inc Dba Ortho-Clinical Diagnostics Inc
Cross-Reference Index
Part NumberManufacturer
12580 PRIMARY Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc (USA)
Related Parts
3110-00-100-3135INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
5905-01-097-4636INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5330-01-098-1559INTERCHANGEABLE
SEAL,PLAIN
12580
3130-01-197-9371INTERCHANGEABLE
CAP,PILLOW BLOCK
125-80
5120-01-327-7819INTERCHANGEABLE
WRENCH,SPANNER
125-80
6640-01-352-9169INTERCHANGEABLE
CABINET,MICROSCOPE SLIDE
4820-01-507-2430INTERCHANGEABLE
VALVE,GATE
6550-01-575-1230INTERCHANGEABLE
DILUENT,RED BLOOD CELL
MTS 9330

Frequently Asked Questions

What is NSN 1005-01-632-3457?

NSN 1005-01-632-3457 is a Buffer Assembly,recoil, 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 1005-01-632-3457?

NSN 1005-01-632-3457 has 1 cross-referenced part number: 12580 (Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc).

What NSN replaces 1005-01-632-3457?

There are 8 known substitutes for 1005-01-632-3457: 3110-00-100-3135, 5905-01-097-4636, 5330-01-098-1559 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12580?

Key specifications for 12580: Part Name Assigned by Controlling Agency: BUFFER,NON-ROTATING. 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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