The Ring,retaining, cataloged under National Stock Number 5325-00-753-9322, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-753-9322 |
| Primary Part Number | 7539322 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| End Style | 90 DEGREE PARALLEL |
| Material Diameter | 0.0475 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.4856 INCHES NOMINAL IN |
| Inside Diameter | 0.390 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Surface Treatment | CADMIUM OR ZINC |
| 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 |
|---|---|
| 7539322 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 679655 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 1670M5 | 5/9 Secondary reference Diamond Reo Truck Co |
| 5365007539322 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| C12850 | 5/9 Secondary reference Haldex Brake Products Corporation |
NSN 5325-00-753-9322 is a Ring,retaining, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-753-9322 has 1 manufacturer part number on file: 7539322 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7539322: Usage Design: EXTERNAL; End Style: 90 DEGREE PARALLEL; Material Diameter: 0.0475 INCHES NOMINAL IN; Cross-Sectional Shape Style: ROUND. 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.