The Ring,retaining, cataloged under National Stock Number 5325-01-187-7663, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-187-7663 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Usage Design | EXTERNAL AND INTERNAL |
| Strength Rating | ERR-060 |
| Material Document and Classification | SAE 1070 ASSN STD 1ST MATERIAL RESPONSE OR SAE 1090 ASSN STD 2ND MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 0.913 INCHES MINIMUM AND 0.939 INCHES MAXIMUM IN |
| Major Thickness | 0.0215 INCHES MINIMUM AND 0.0235 INCHES MAXIMUM IN |
| Inside Diameter | 0.783 INCHES MINIMUM AND 0.809 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | ANGULAR CAP |
| Surface Treatment | CADMIUM |
| Material | STEEL COMP 1070 OR STEEL COMP 1090 |
| 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 |
|---|---|
| UR87C | 3/2 Design control — primary reference U.S. Government activity |
| 014491-501 | 7/2 Vendor item drawing reference Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc |
| 014491-501 | 7/9 Vendor item drawing reference Meggitt Defense Systems, Inc. Dba Meggitt Western Design |
NSN 5325-01-187-7663 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-187-7663: Usage Design: EXTERNAL AND INTERNAL; Strength Rating: ERR-060; Material Document and Classification: SAE 1070 ASSN STD 1ST MATERIAL RESPONSE OR SAE 1090 ASSN STD 2ND MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR. 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.