The Ring,retaining, cataloged under National Stock Number 5325-01-133-0256, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Woodward, Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-133-0256 |
| Primary Part Number | 1018-734 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Woodward, Inc. |
| Status | ACTIVE |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| 9987-971 ITEM 31 | Woodward, Inc. (USA) |
| 1018-734 PRIMARY | Woodward, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1018-734 | 5/9 Secondary reference Woodward, Inc. Div Fuel Systems and Controls |
| 9987-971 ITEM 31 | 5/9 Secondary reference Woodward, Inc. Div Fuel Systems and Controls |
NSN 5325-01-133-0256 is a Ring,retaining, manufactured by Woodward, Inc., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-133-0256 has 2 manufacturer part numbers on file: 9987-971 ITEM 31 (Woodward, Inc.), 1018-734 (Woodward, Inc.).
Key specifications for 1018-734: Casehardening Indicator: NOT CASEHARDENED; Material: COPPER ALLOY. 2 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.