The Ring,retaining, cataloged under National Stock Number 5325-01-047-2585, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Smalley Steel Ring Co.. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-01-047-2585 |
| Primary Part Number | WH-137-FDVS02 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Smalley Steel Ring Co. |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Outside Diameter | 1.427 INCHES NOMINAL IN |
| Inside Diameter | 1.375 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| 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 |
|---|---|
| WH-137-FDVS02 PRIMARY | Smalley Steel Ring Co. (USA) |
| Reference | Meaning |
|---|---|
| 645121S137 | 5/9 Secondary reference U.S. Government activity |
NSN 5325-01-047-2585 is a Ring,retaining, manufactured by Smalley Steel Ring Co., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-047-2585 has 1 manufacturer part number on file: WH-137-FDVS02 (Smalley Steel Ring Co.).
Key specifications for WH-137-FDVS02: Usage Design: INTERNAL; Outside Diameter: 1.427 INCHES NOMINAL IN; Inside Diameter: 1.375 INCHES NOMINAL IN; Casehardening Indicator: NOT CASEHARDENED. 4 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.