The Ring,retaining, cataloged under National Stock Number 5325-00-528-0712, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Man Diesel & Turbo Ltd. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Man Diesel & Turbo Ltd (CAGE K8098) |
| Parameter | Value |
|---|---|
| NSN | 5325-00-528-0712 |
| Primary Part Number | 500910 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Man Diesel & Turbo Ltd |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| ST500910 | Man Diesel & Turbo Ltd (GBR) |
| 500910 PRIMARY | Man Diesel & Turbo Ltd (GBR) |
| Reference | Meaning |
|---|---|
| ST500910 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 500910 | 3/9 Design control — primary reference Paxman Diesels Ltd |
NSN 5325-00-528-0712 is a Ring,retaining, manufactured by Man Diesel & Turbo Ltd, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-528-0712 has 2 manufacturer part numbers on file: ST500910 (Man Diesel & Turbo Ltd), 500910 (Man Diesel & Turbo Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-246-3456. Verify interchangeability with system specifications before substitution.
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.