The O-Ring, cataloged under National Stock Number 5331-01-601-8561, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Western Oilfields Supply Company Dba Power Prime Pump Co Div Power Prime Pump Co. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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 | 5331-01-601-8561 |
| Primary Part Number | 310803 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Western Oilfields Supply Company Dba Power Prime Pump Co Div Power Prime Pump Co |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE NITRILE |
| 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 |
|---|---|
| 310803 PRIMARY | Western Oilfields Supply Company Dba Power Prime Pump Co Div Power Prime Pump Co (USA) |
NSN 5331-01-601-8561 is a O-Ring, manufactured by Western Oilfields Supply Company Dba Power Prime Pump Co Div Power Prime Pump Co, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-601-8561 has 1 manufacturer part number on file: 310803 (Western Oilfields Supply Company Dba Power Prime Pump Co Div Power Prime Pump Co).
Key specifications for 310803: Part Name Assigned by Controlling Agency: O-RING, NOZZLE; End Item Identification: BEAR WATER; Material: RUBBER BUTADIENE NITRILE. 1 specification is 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.