The Ring,retaining, cataloged under National Stock Number 5325-01-417-5143, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-417-5143 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 2.204 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN |
| Major Thickness | 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Inside Diameter | 1.950 INCHES MINIMUM AND 1.956 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| 71769 ITEM NO.1 | 5/2 Secondary reference U.S. Government activity |
| 207378 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-417-5143 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-417-5143: Usage Design: EXTERNAL; Cross-Sectional Shape Style: RECTANGULAR; Outside Diameter: 2.204 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN; Major Thickness: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN. 7 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.