The Gasket, cataloged under National Stock Number 5330-01-674-7256, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is General Motors Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-674-7256 |
| Primary Part Number | 12691860 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 12691860 PRIMARY | General Motors Corp (USA) |
| Reference | Meaning |
|---|---|
| 4391034 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
| 12643242 | 5/9 Secondary reference General Motors Corp |
NSN 5330-01-674-7256 is a Gasket, manufactured by General Motors Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-674-7256 has 1 manufacturer part number on file: 12691860 (General Motors Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-726-8070, 5340-01-726-8086. Verify interchangeability with system specifications before substitution.
Key specifications for 12691860: Part Name Assigned by Controlling Agency: GSKT, COVER, VALVE, DMA X, L5P; End Item Identification: 2320-01-653-6516; Material: STEEL OVERALL. 1 specification is 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.