The Ring,retaining, cataloged under National Stock Number 5325-00-945-7769, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is The W.w. Williams Company, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-945-7769 |
| Primary Part Number | 6770919 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | The W.w. Williams Company, Llc |
| Status | ACTIVE |
| Material Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| Usage Design | EXTERNAL |
| End Style | VERTEX OUTSIDE 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 | 1.536 INCHES MINIMUM AND 1.569 INCHES MAXIMUM IN |
| Major Thickness | 0.091 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Inside Diameter | 1.290 INCHES MINIMUM AND 1.315 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| 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 |
|---|---|
| 6770919 PRIMARY | The W.w. Williams Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 6770919 | 3/9 Design control — primary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 5325-00-945-7769 is a Ring,retaining, manufactured by The W.w. Williams Company, Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-945-7769 has 1 manufacturer part number on file: 6770919 (The W.w. Williams Company, Llc).
Key specifications for 6770919: Material Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM; Usage Design: EXTERNAL; End Style: VERTEX OUTSIDE 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.