The Ring,retaining, cataloged under National Stock Number 5325-00-174-9864, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Unison Industries Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5325-00-174-9864 |
| Primary Part Number | 10-25118 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Unison Industries Llc |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Material Diameter | 0.061 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.139 INCHES MINIMUM AND 1.171 INCHES MAXIMUM IN |
| Inside Diameter | 1.015 INCHES MINIMUM AND 1.047 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | HOOKED |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 10-25118 PRIMARY | Unison Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 10-25118 | 5/9 Secondary reference Amphenol Corp Div Amphenol Aerospace Operations |
NSN 5325-00-174-9864 is a Ring,retaining, manufactured by Unison Industries Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-174-9864 has 1 manufacturer part number on file: 10-25118 (Unison Industries Llc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-707-4038. Verify interchangeability with system specifications before substitution.
Key specifications for 10-25118: Usage Design: EXTERNAL; Material Diameter: 0.061 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN; Cross-Sectional Shape Style: ROUND; Outside Diameter: 1.139 INCHES MINIMUM AND 1.171 INCHES MAXIMUM IN. 8 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.