The Gasket, cataloged under National Stock Number 5330-00-370-7678, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-370-7678 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.188 INCHES NOMINAL IN |
| Bearing Surface Width | 0.312 INCHES NOMINAL IN |
| Material Document and Classification | LAC1-1896,GR 1,FSCM 36659 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 2.125 INCHES NOMINAL IN |
| Aperture Length | 3.938 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC OVERALL |
| Hole Diameter | 0.156 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 248601 | 5/9 Secondary reference U.S. Government activity |
| 248601 | 3/9 Design control — primary reference Lockheed Martin Services, Llc |
NSN 5330-00-370-7678 is a Gasket, classified under FSC 5330, Packing and Gasket Materials. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5342-01-226-4028, 1560-01-680-6736. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-00-370-7678: Cross-Sectional Thickness: 0.188 INCHES NOMINAL IN; Bearing Surface Width: 0.312 INCHES NOMINAL IN; Material Document and Classification: LAC1-1896,GR 1,FSCM 36659 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 8 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.