The Ring,retaining, cataloged under National Stock Number 5325-01-303-5774, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-303-5774 |
| Primary Part Number | 6288804 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Usage Design | EXTERNAL OR INTERNAL |
| End Style | VERTEX BELOW CENTER |
| Material Document and Classification | ASTM A313, TYPE 302 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A313, TY 304 ASSN STD 2ND MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUNDED CORNERS |
| Outside Diameter | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Major Thickness | 0.040 INCHES NOMINAL IN |
| Inside Diameter | 0.555 INCHES MINIMUM AND 0.575 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 302 OR STEEL COMP 304 |
| 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 |
|---|---|
| 6288804 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5325-01-303-5774 is a Ring,retaining, manufactured by Naval Sea Systems Command, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-303-5774 has 1 manufacturer part number on file: 6288804 (Naval Sea Systems Command).
Key specifications for 6288804: Usage Design: EXTERNAL OR INTERNAL; End Style: VERTEX BELOW CENTER; Material Document and Classification: ASTM A313, TYPE 302 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A313, TY 304 ASSN STD 2ND MATERIAL RESPONSE; Cross-Sectional Shape Style: ROUNDED CORNERS. 11 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.