The Ring,retaining, cataloged under National Stock Number 5325-01-332-6440, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-332-6440 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Material Hardness Rating | 47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| Usage Design | INTERNAL |
| Material Document and Classification | SAE 1065 ASSN STD 1ST MATERIAL RESPONSE AND SAE 1066 ASSN STD 2ND MATERIAL RESPONSE AND SAE 1090 ASSN STD 3RD MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 2.280 INCHES MINIMUM AND 2.320 INCHES MAXIMUM IN |
| Specification/standard Data | 80205-NAS669-212 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Major Thickness | 0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | INTERNAL |
| Material | STEEL COMP 1065 OR STEEL COMP 1566 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 |
|---|---|
| NAS669-212 | 5/2 Secondary reference U.S. Government activity |
| NAS669-212 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-332-6440 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-332-6440: Material Hardness Rating: 47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM; Usage Design: INTERNAL; Material Document and Classification: SAE 1065 ASSN STD 1ST MATERIAL RESPONSE AND SAE 1066 ASSN STD 2ND MATERIAL RESPONSE AND SAE 1090 ASSN STD 3RD MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR. 10 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.