The O-Ring, cataloged under National Stock Number 5331-01-374-5368, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Triumph Thermal Systems, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Triumph Thermal Systems, Llc (CAGE 78943) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-374-5368 |
| Primary Part Number | U536961-3 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Triumph Thermal Systems, Llc |
| 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 |
|---|---|
| U536961-3 PRIMARY | Triumph Thermal Systems, Llc (USA) |
NSN 5331-01-374-5368 is a O-Ring, manufactured by Triumph Thermal Systems, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-374-5368 has 1 manufacturer part number on file: U536961-3 (Triumph Thermal Systems, Llc).
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.