The O-Ring, cataloged under National Stock Number 5331-01-691-1291, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Tulsa Winch, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-691-1291 |
| Primary Part Number | 25488 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Tulsa Winch, Inc. |
| 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 |
|---|---|
| 25488 PRIMARY | Tulsa Winch, Inc. (USA) |
NSN 5331-01-691-1291 is a O-Ring, manufactured by Tulsa Winch, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-691-1291 has 1 manufacturer part number on file: 25488 (Tulsa Winch, Inc.).
Key specifications for 25488: Special Features: INSIDE DIAMETER 14.00 NOMINAL INCHES;CROSS SECTION 0.125 NOMINAL INCHES;; Part Name Assigned by Controlling Agency: O-RING; End Item Identification: WINCH,HYDRAULICS. 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.