The Ring,retaining, cataloged under National Stock Number 5325-01-654-3590, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is The Yokohama Rubber Company, Limited. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-654-3590 |
| Primary Part Number | B1024-4 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | The Yokohama Rubber Company, Limited |
| Status | ACTIVE |
| 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 |
|---|---|
| B1024-4 | The Yokohama Rubber Company, Limited (JPN) |
| Reference | Meaning |
|---|---|
| B1024-4 | 5/9 Secondary reference Yokohama Rubber Company Aerospace Division |
| B1024-4 | 5/2 Secondary reference U.S. Government activity |
| B1024-4 | 3/9 Design control — primary reference Yokohama Rubber Company Aerospace Division |
NSN 5325-01-654-3590 is a Ring,retaining, manufactured by The Yokohama Rubber Company, Limited, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-654-3590 has 1 manufacturer part number on file: B1024-4 (The Yokohama Rubber Company, Limited).
Key specifications for B1024-4: Part Name Assigned by Controlling Agency: RETAINING E RING. 0 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.