The O-Ring, cataloged under National Stock Number 5331-01-067-3291, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. The record lists 3 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 | General Electric Company (CAGE 01289); Greene Rubber Company, Inc. (CAGE 73801) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-067-3291 |
| Primary Part Number | 643A449PC121 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | General Electric 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 |
|---|---|
| 643A449-121 | General Electric Company (USA) |
| 643A449PC121 | Greene Rubber Company, Inc. (USA) |
| 643A449PC121 PRIMARY | General Electric Company (USA) |
NSN 5331-01-067-3291 is a O-Ring, manufactured by General Electric Company, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-067-3291 has 3 manufacturer part numbers on file: 643A449-121 (General Electric Company), 643A449PC121 (Greene Rubber Company, Inc.), 643A449PC121 (General Electric 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.