The Ring,retaining, cataloged under National Stock Number 5325-01-486-0538, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-01-486-0538 |
| Primary Part Number | 973901 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Outside Diameter | 1.003 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| 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 |
|---|---|
| VH-125-S02-PA | Smalley Steel Ring Co. (USA) |
| 973901 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| UR-125-S-P | 5/2 Secondary reference U.S. Government activity |
NSN 5325-01-486-0538 is a Ring,retaining, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-486-0538 has 2 manufacturer part numbers on file: VH-125-S02-PA (Smalley Steel Ring Co.), 973901 (Eaton Aerospace, Llc Dba Jackson South).
Key specifications for 973901: Outside Diameter: 1.003 INCHES NOMINAL IN; Casehardening Indicator: NOT CASEHARDENED; Special Features: WIDTH0.900ANDTHICK0.025; End Item Identification: LAUNCHER ROCKET,ARMORED,VEHICLE MOUN. 3 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.