PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18146Receiver,automatic Gun

Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc · NSN 1005-01-684-4839 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-684-4839 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-684-4839. Primary manufacturer part number: 18146.
Features
  • Receiver,automatic 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 Receiver,automatic Gun, cataloged under National Stock Number 1005-01-684-4839, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1005-01-684-4839
Primary Part Number18146
Item NameReceiver,automatic 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 7
3510-00-172-375618146 INTERCHANGEABLE
Cover,padding,commercial Laundry
Forenta Lp
5961-00-225-2199RT9338 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon Co
2805-00-424-548718-146 INTERCHANGEABLE
Ring,piston
Dresser Industries Inc Leroi Div
1650-00-724-086018146 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Cadillac Gage Textron Inc.
5905-00-822-3286 INTERCHANGEABLE
Resistor,variable,wire Wound,non
4820-00-867-668418-1-46 INTERCHANGEABLE
Disk,valve
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
6530-01-588-8059 INTERCHANGEABLE
Carrier,litter,wheeled
Cross-Reference Index
Part NumberManufacturer
18146 PRIMARY Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc (USA)
Related Parts
3510-00-172-3756INTERCHANGEABLE
COVER,PADDING,COMMERCIAL LAUNDRY
18146
5961-00-225-2199INTERCHANGEABLE
TRANSISTOR
RT9338
2805-00-424-5487INTERCHANGEABLE
RING,PISTON
18-146
1650-00-724-0860INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
18146
5905-00-822-3286INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
4820-00-867-6684INTERCHANGEABLE
DISK,VALVE
18-1-46
6530-01-588-8059INTERCHANGEABLE
CARRIER,LITTER,WHEELED

Frequently Asked Questions

What is NSN 1005-01-684-4839?

NSN 1005-01-684-4839 is a Receiver,automatic 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 1005-01-684-4839?

NSN 1005-01-684-4839 has 1 cross-referenced part number: 18146 (Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc).

What NSN replaces 1005-01-684-4839?

There are 7 known substitutes for 1005-01-684-4839: 3510-00-172-3756, 5961-00-225-2199, 2805-00-424-5487 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18146?

Key specifications for 18146: Part Name Assigned by Controlling Agency: RECEIVER, UPPER. 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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