The Seal,plain, cataloged under National Stock Number 5330-01-641-1979, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is National Oilwell Varco Inc Dba National Oilwell. 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 | 5330-01-641-1979 |
| Primary Part Number | 1555-10-0148 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | National Oilwell Varco Inc Dba National Oilwell |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1555-10-0148 PRIMARY | National Oilwell Varco Inc Dba National Oilwell (USA) |
NSN 5330-01-641-1979 is a Seal,plain, manufactured by National Oilwell Varco Inc Dba National Oilwell, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-641-1979 has 1 manufacturer part number on file: 1555-10-0148 (National Oilwell Varco Inc Dba National Oilwell).
Key specifications for 1555-10-0148: Special Features: 6.5" X 5.5" X .5" W; End Item Identification: GENERATOR,AC,SHIP'S SERVICE ONBOARD 420' NSC. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.