PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12379937-2Ring,retaining

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5325-01-497-8522 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-497-8522 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-497-8522. Primary manufacturer part number: 12379937-2.
Features
  • Ring,retaining — FSC 5325
  • 3 verified cross-references
  • Primary manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-497-8522, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameRing,retaining
FSC / FSG5325 — No Item Name Available (FSG 53)
ManufacturersPivot Point Inc (CAGE 0CUJ4); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Mcmaster-Carr Supply Co (CAGE 39428)
Technical Specifications
ParameterValue
NSN5325-01-497-8522
Primary Part Number12379937-2
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5315-01-584-0331 INTERCHANGEABLE
Key Ring,aircraft,m
Cross-Reference Index
Part NumberManufacturer
RING-27 Pivot Point Inc (USA)
12379937-2 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
90177A226 Mcmaster-Carr Supply Co (USA)
Related Parts
5315-01-584-0331INTERCHANGEABLE
KEY RING,AIRCRAFT,M

Frequently Asked Questions

What is NSN 5325-01-497-8522?

NSN 5325-01-497-8522 is a Ring,retaining, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-01-497-8522?

NSN 5325-01-497-8522 has 3 cross-referenced part numbers: RING-27 (Pivot Point Inc), 12379937-2 (U S Army Tank Automotive Command Amsta-Im-Mm), 90177A226 (Mcmaster-Carr Supply Co).

What NSN replaces 5325-01-497-8522?

There is 1 known substitute for 5325-01-497-8522: 5315-01-584-0331. Verify interchangeability with system specifications before substitution.

Is NSN 5325-01-497-8522 still in active supply?

NSN 5325-01-497-8522 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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