The Ring,retaining, cataloged under National Stock Number 5325-01-193-3331, 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7 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-193-3331 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Usage Design | SPRING RETAINER |
| Material Document and Classification | QQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 1.389 INCHES MINIMUM AND 1.399 INCHES MAXIMUM IN |
| Major Thickness | 0.050 INCHES NOMINAL IN |
| Inside Diameter | 1.183 INCHES MINIMUM AND 1.193 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 510 |
| 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 |
|---|---|
| 803-4384536-3XX-31 | 5/9 Secondary reference U.S. Government activity |
| MIL-F-1183 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-1183/10 | 4/1 Identification reference U.S. Government activity |
| MILF1183/10FIG6TBL2NPS 1/2 | 2/2 Government specification standardization U.S. Government activity |
| 803-4384536-3XX | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 5325-01-193-3331 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-193-3331: Usage Design: SPRING RETAINER; Material Document and Classification: QQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR; Outside Diameter: 1.389 INCHES MINIMUM AND 1.399 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.