The O-Ring, cataloged under National Stock Number 5331-01-601-1371, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Cet Fire Pumps Mfg. 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 | 5331-01-601-1371 |
| Primary Part Number | CET-291 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Cet Fire Pumps Mfg |
| 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 |
|---|---|
| CET-291 PRIMARY | Cet Fire Pumps Mfg (USA) |
NSN 5331-01-601-1371 is a O-Ring, manufactured by Cet Fire Pumps Mfg, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-601-1371 has 1 manufacturer part number on file: CET-291 (Cet Fire Pumps Mfg).
Key specifications for CET-291: Special Features: SEALING RING FOR PUMP TURBINE CASING; End Item Identification: PFP-21HPMR FIRE PUMP. 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.