The Ring,retaining, cataloged under National Stock Number 5325-00-737-1925, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-737-1925 |
| Primary Part Number | 6760289 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Material Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| Usage Design | INTERNAL |
| End Style | DIAGONAL PARALLEL |
| Material Document and Classification | SAE NO. 1060 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUNDED INSIDE CORNERS |
| Outside Diameter | 4.062 INCHES NOMINAL IN |
| Major Thickness | 0.091 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Inside Diameter | 3.687 INCHES NOMINAL IN |
| Casehardening Indicator | CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Material | STEEL COMP 1060 |
| 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 |
|---|---|
| 6774184 | Rolls-Royce Solutions America Inc (USA) |
| 6760289 | General Motors Corp (USA) |
| 6774184 | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 7371925 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 6760289 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 6760289 | 5/9 Secondary reference Euclid Inc |
| 6760289 | 5/9 Secondary reference Rolls-Royce Solutions America Inc |
| 6760289 | 5/9 Secondary reference U.S. Government activity |
NSN 5325-00-737-1925 is a Ring,retaining, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-737-1925 has 5 manufacturer part numbers on file: 6774184 (Rolls-Royce Solutions America Inc), 6760289 (General Motors Corp), 6774184 (Allison Transmission Inc Dba Allison Transmission, Inc), 7371925 (U S Army Tank Automotive Command Amsta-Im-Mm), 6760289 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6760289: Material Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM; Usage Design: INTERNAL; End Style: DIAGONAL PARALLEL; Material Document and Classification: SAE NO. 1060 ASSN STD SINGLE 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.