PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15121Shim

Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc · NSN 5365-01-683-8869 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-683-8869 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-683-8869. Primary manufacturer part number: 15121.
Features
  • Shim — FSC 5365
  • 1 verified cross-reference
  • Primary manufacturer: Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Shim, cataloged under National Stock Number 5365-01-683-8869, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives 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
NSN5365-01-683-8869
Primary Part Number15121
Item NameShim
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerBarrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5136-00-272-9761 INTERCHANGEABLE
Tap,thread Cutting
5340-00-443-47351205E109 INTERCHANGEABLE
Retainer,nut and Bolt
Meritor Industrial Products, Llc
5940-00-913-8090 INTERCHANGEABLE
Terminal,feedthru
5330-01-196-6716NW15121 INTERCHANGEABLE
Retainer,seal
Tld Wollard Llc
5305-01-342-6542 INTERCHANGEABLE
Screw,machine
5950-01-388-71198517972-1 INTERCHANGEABLE
Transformer,current
Honeywell International Inc. Dba Honeywell International
5940-01-433-152210-302-1-044 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
Cross-Reference Index
Part NumberManufacturer
15121 PRIMARY Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc (USA)
Related Parts
5136-00-272-9761INTERCHANGEABLE
TAP,THREAD CUTTING
5340-00-443-4735INTERCHANGEABLE
RETAINER,NUT AND BOLT
1205E109
5940-00-913-8090INTERCHANGEABLE
TERMINAL,FEEDTHRU
5330-01-196-6716INTERCHANGEABLE
RETAINER,SEAL
NW15121
5305-01-342-6542INTERCHANGEABLE
SCREW,MACHINE
5950-01-388-7119INTERCHANGEABLE
TRANSFORMER,CURRENT
8517972-1
5940-01-433-1522INTERCHANGEABLE
TERMINAL,STUD
10-302-1-044

Frequently Asked Questions

What is NSN 5365-01-683-8869?

NSN 5365-01-683-8869 is a Shim, manufactured by Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-683-8869?

NSN 5365-01-683-8869 has 1 cross-referenced part number: 15121 (Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc).

What NSN replaces 5365-01-683-8869?

There are 7 known substitutes for 5365-01-683-8869: 5136-00-272-9761, 5340-00-443-4735, 5940-00-913-8090 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15121?

Key specifications for 15121: Part Name Assigned by Controlling Agency: 5/8 INCH SHIM KIT IN. 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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