The Ring,retaining, cataloged under National Stock Number 5325-01-282-1647, 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 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-282-1647 |
| Primary Part Number | 5557653 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| End Style | VERTEX BELOW CENTER |
| Strength Rating | ERR-060 |
| Material Document and Classification | SAE 1070 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 2.478 INCHES NOMINAL IN |
| Major Thickness | 0.031 INCHES NOMINAL IN |
| Inside Diameter | 2.162 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL |
| Surface Treatment | CADMIUM |
| Material | STEEL COMP 1070 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5325-01-282-1647 is a Ring,retaining, manufactured by Naval Sea Systems Command, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-282-1647 has 2 manufacturer part numbers on file: 5557653 (Naval Sea Systems Command), VH-237 (Smalley Steel Ring Co.).
Key specifications for 5557653: Usage Design: INTERNAL; End Style: VERTEX BELOW CENTER; Strength Rating: ERR-060; Material Document and Classification: SAE 1070 ASSN STD SINGLE MATERIAL RESPONSE. 12 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.