The Ring,retaining, cataloged under National Stock Number 5325-01-587-0658, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-587-0658 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Outside Diameter | 0.889 INCHES NOMINAL IN |
| Inside Diameter | 0.843 INCHES NOMINAL IN |
| Ring Style | SPIRAL |
| Surface Treatment | CADMIUM |
| 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 |
| Reference | Meaning |
|---|---|
| MIL-DTL-27426/3 | 5/1 Secondary reference U.S. Government activity |
| M2742630113B | 2/2 Government specification standardization U.S. Government activity |
NSN 5325-01-587-0658 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-587-0658: Outside Diameter: 0.889 INCHES NOMINAL IN; Inside Diameter: 0.843 INCHES NOMINAL IN; Ring Style: SPIRAL; Surface Treatment: CADMIUM. 5 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.