The Ring,retaining, cataloged under National Stock Number 5325-00-374-4768, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-374-4768 |
| Primary Part Number | 7740368 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Material Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| Usage Design | INTERNAL |
| End Style | VERTEX CENTER OR ABOVE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 1.670 INCHES MINIMUM AND 1.680 INCHES MAXIMUM IN |
| Major Thickness | 0.045 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN |
| Inside Diameter | 1.866 INCHES MINIMUM AND 1.876 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 |
|---|---|
| 7740368 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| X01A10163 | 5/9 Secondary reference Terex Usa, Llc Dba Terex Equipment Services |
| 01A10163 | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| 01A10163 | 5/9 Secondary reference Ford Motor Company |
NSN 5325-00-374-4768 is a Ring,retaining, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-374-4768 has 1 manufacturer part number on file: 7740368 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7740368: Material Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM; Usage Design: INTERNAL; End Style: VERTEX CENTER OR ABOVE; 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.