The Ring,retaining, cataloged under National Stock Number 5325-00-174-9865, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-174-9865 |
| Primary Part Number | 8328879 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| End Style | VERTEX CENTER OR ABOVE |
| Material Diameter | 0.060 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 2.250 INCHES NOMINAL IN |
| Inside Diameter | 2.120 INCHES MINIMUM AND 2.130 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Surface Treatment | ZINC |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5325-00-174-9865 is a Ring,retaining, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-174-9865 has 2 manufacturer part numbers on file: 8328879 (U S Army Tank Automotive Command Amsta-Im-Mm), 415086 (Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems).
1 possible match (shared part number, not a government interchangeability claim): 5330-00-904-8912. Verify interchangeability with system specifications before substitution.
Key specifications for 8328879: Usage Design: INTERNAL; End Style: VERTEX CENTER OR ABOVE; Material Diameter: 0.060 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN; Cross-Sectional Shape Style: ROUND. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.