The Ring,retaining, cataloged under National Stock Number 5325-01-683-2499, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-683-2499 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| End Style | 90 DEGREE PARALLEL |
| Material Document and Classification | MS16626 MIL STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.040 INCHES NOMINAL IN |
| Major Thickness | 0.042 INCHES NOMINAL IN |
| Inside Diameter | 0.722 INCHES NOMINAL IN |
| Ring Style | STRAIGHT GAP |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| MS16626 | 5/1 Secondary reference U.S. Government activity |
| MS16626-4078 | 2/2 Government specification standardization U.S. Government activity |
NSN 5325-01-683-2499 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-683-2499: End Style: 90 DEGREE PARALLEL; Material Document and Classification: MS16626 MIL STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: ROUND; Outside Diameter: 1.040 INCHES NOMINAL 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.