The O-Ring, cataloged under National Stock Number 5331-01-439-9853, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Carver Pump Company. The record lists 2 manufacturer part numbers 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 | Carver Pump Company (CAGE 10941) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-439-9853 |
| Primary Part Number | N-999-6037-A-003 PC 47 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Carver Pump Company |
| 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 |
|---|---|
| N-999-6037-A-003 PC 47 PRIMARY | Carver Pump Company (USA) |
| 700-010-441 | Carver Pump Company (USA) |
NSN 5331-01-439-9853 is a O-Ring, manufactured by Carver Pump Company, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-439-9853 has 2 manufacturer part numbers on file: N-999-6037-A-003 PC 47 (Carver Pump Company), 700-010-441 (Carver Pump Company).
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.