The Gasket, cataloged under National Stock Number 5330-00-770-8078, 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 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-770-8078 |
| Primary Part Number | 6767671 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Lubrication Material | OIL OVERALL |
| Cross-Sectional Thickness | 0.250 INCHES NOMINAL IN |
| Lubrication Method | IMPREGNATED |
| Hardness Rating | 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | CIRCULAR |
| Material Document and Classification | ASTM D2000,5BG710BE3F1 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 2.281 INCHES NOMINAL IN |
| Aperture Diameter | 1.625 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OR RUBBER POLYESTER URETHANE CLASS AU OR RUBBER POLYETHER URETHANE CLASS EU 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 |
|---|---|
| 6767671 PRIMARY | General Motors Corp (USA) |
| 7708078 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 7708078 | 3/9 Design control — primary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 5330007708078 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 5330-00-770-8078 is a Gasket, manufactured by General Motors Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-770-8078 has 2 manufacturer part numbers on file: 6767671 (General Motors Corp), 7708078 (Allison Transmission Inc Dba Allison Transmission, Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-159-1831. Verify interchangeability with system specifications before substitution.
Key specifications for 6767671: Lubrication Material: OIL OVERALL; Cross-Sectional Thickness: 0.250 INCHES NOMINAL IN; Lubrication Method: IMPREGNATED; Hardness Rating: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL. 10 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.