PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

82389Sear

Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc · NSN 1005-01-568-7433 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-568-7433 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-568-7433. Primary manufacturer part number: 82389.
Features
  • Sear — 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 Sear, cataloged under National Stock Number 1005-01-568-7433, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1005-01-568-7433
Primary Part Number82389
Item NameSear
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerBarrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6665-00-411-995508-82389 INTERCHANGEABLE
Refill,charcoal
Mine Safety Appliances Company
5945-00-929-3984 INTERCHANGEABLE
Relay,electromagnetic
2910-01-100-452782389 INTERCHANGEABLE
Tappet Roller,fuel
Hdt Expeditionary Systems Inc
5998-01-497-4793W2T110059 INTERCHANGEABLE
Circuit Card Assembly
Evoqua Water Technologies Llc
Cross-Reference Index
Part NumberManufacturer
82389 PRIMARY Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc (USA)
Related Parts
6665-00-411-9955INTERCHANGEABLE
REFILL,CHARCOAL
08-82389
5945-00-929-3984INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
2910-01-100-4527INTERCHANGEABLE
TAPPET ROLLER,FUEL
82389
5998-01-497-4793INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
W2T110059

Frequently Asked Questions

What is NSN 1005-01-568-7433?

NSN 1005-01-568-7433 is a Sear, 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 1005-01-568-7433?

NSN 1005-01-568-7433 has 1 cross-referenced part number: 82389 (Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc).

What NSN replaces 1005-01-568-7433?

There are 4 known substitutes for 1005-01-568-7433: 6665-00-411-9955, 5945-00-929-3984, 2910-01-100-4527 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 82389?

Key specifications for 82389: End Item Identification: M82A-1-H .50 CALIBER SEMIAUTOMATIC RIFLE; 1005-01-465-5665. 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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