The Ring,retaining, cataloged under National Stock Number 5325-01-033-3073, 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11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-033-3073 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Material Hardness Rating | 70.0 ROCKWELL A MINIMUM AND 75.0 ROCKWELL A MAXIMUM |
| Usage Design | INTERNAL |
| Strength Rating | ERR-060 |
| Material Document and Classification | AMS 5519 ASSN STD 1ST MATERIAL RESPONSE AND QQ-S-766, CLASS 302 FED SPEC 2ND MATERIAL RESPONSE |
| Cross-Sectional Shape Style | DOUBLE OVAL |
| Outside Diameter | 1.768 INCHES MINIMUM AND 1.788 INCHES MAXIMUM IN |
| Major Thickness | 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Inside Diameter | 1.650 INCHES MINIMUM AND 1.670 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL FLAT |
| Material | STEEL COMP 301 OR STEEL COMP 302 |
| 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 |
|---|---|
| G-RR-168S | 3/2 Design control — primary reference U.S. Government activity |
| 3003937 | 5/9 Secondary reference Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
NSN 5325-01-033-3073 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-033-3073: Material Hardness Rating: 70.0 ROCKWELL A MINIMUM AND 75.0 ROCKWELL A MAXIMUM; Usage Design: INTERNAL; Strength Rating: ERR-060; Material Document and Classification: AMS 5519 ASSN STD 1ST MATERIAL RESPONSE AND QQ-S-766, CLASS 302 FED SPEC 2ND MATERIAL RESPONSE. 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.