The Ring,retaining, cataloged under National Stock Number 5325-01-012-7598, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Williams International Co., L.l.c.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-012-7598 |
| Primary Part Number | 25354 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Williams International Co., L.l.c. |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Material Diameter | 0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | ROUND |
| Inside Diameter | 0.164 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | HOOKED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 25354 PRIMARY | Williams International Co., L.l.c. (USA) |
NSN 5325-01-012-7598 is a Ring,retaining, manufactured by Williams International Co., L.l.c., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-012-7598 has 1 manufacturer part number on file: 25354 (Williams International Co., L.l.c.).
2 possible matches (shared part number, not a government interchangeability claim): 1660-01-023-0639, 4530-01-349-7635. Verify interchangeability with system specifications before substitution.
Key specifications for 25354: Usage Design: EXTERNAL; Material Diameter: 0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN; Cross-Sectional Shape Style: ROUND; Inside Diameter: 0.164 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN. 6 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.