The Ring,retaining, cataloged under National Stock Number 5325-00-940-7330, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-940-7330 |
| Primary Part Number | 6772327 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Material Hardness Rating | 43.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| Usage Design | INTERNAL |
| End Style | D SHAP BELOW INSIDE PERIPHERY |
| Material Document and Classification | FED STD NO. 66 AISI C1060 THRU C1095 FED STD SINGLE MATERIAL RESPONSE OR SAE 1060 THRU 1095 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 8.475 INCHES MINIMUM AND 8.600 INCHES MAXIMUM IN |
| Major Thickness | 0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN |
| Inside Diameter | 8.129 INCHES MINIMUM AND 8.346 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | INTERNAL STEPPED |
| Material | STEEL |
| 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 |
|---|---|
| 6772327 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 6772327 | 5/9 Secondary reference Euclid Inc |
| 6772327 | 5/9 Secondary reference U.S. Government activity |
NSN 5325-00-940-7330 is a Ring,retaining, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-940-7330 has 1 manufacturer part number on file: 6772327 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6772327: Material Hardness Rating: 43.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM; Usage Design: INTERNAL; End Style: D SHAP BELOW INSIDE PERIPHERY; Material Document and Classification: FED STD NO. 66 AISI C1060 THRU C1095 FED STD SINGLE MATERIAL RESPONSE OR SAE 1060 THRU 1095 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.