The Gasket, cataloged under National Stock Number 5330-00-919-7221, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The W.w. Williams Company, Llc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-919-7221 |
| Primary Part Number | 6774471 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The W.w. Williams Company, Llc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.005 INCHES MINIMUM AND 0.009 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR METAL |
| Outside Diameter | 6.910 INCHES NOMINAL IN |
| Aperture Diameter | 3.060 INCHES NOMINAL IN |
| Bolt Hole Quantity | 7 |
| Material | ALUMINUM ALLOY OVERALL |
| Hole Diameter | 0.344 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 |
| Part Number | Manufacturer |
|---|---|
| 6774471 | General Motors Corp (USA) |
| 6774471 PRIMARY | The W.w. Williams Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 6774471 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 5330009197221 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5330-00-919-7221 is a Gasket, manufactured by The W.w. Williams Company, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-919-7221 has 2 manufacturer part numbers on file: 6774471 (General Motors Corp), 6774471 (The W.w. Williams Company, Llc).
Key specifications for 6774471: Cross-Sectional Thickness: 0.005 INCHES MINIMUM AND 0.009 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR METAL; Outside Diameter: 6.910 INCHES NOMINAL IN; Aperture Diameter: 3.060 INCHES NOMINAL IN. 7 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.