The Gasket, cataloged under National Stock Number 5330-00-255-0294, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-255-0294 |
| Primary Part Number | 3148041 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.062 INCHES NOMINAL IN |
| Side Radius From Gasket Center | 0.594 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | RECTANGULAR METAL |
| Aperture Diameter | 0.531 INCHES NOMINAL IN |
| Bolt Hole Quantity | 2 |
| Bolt Circle Diameter | 1.625 INCHES NOMINAL IN |
| Outside Corner Radius | 0.344 INCHES NOMINAL IN |
| Material | COPPER OVERALL |
| Hole Diameter | 0.406 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 |
|---|---|
| 3148041 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 3215207 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| 3215207 | 5/9 Secondary reference Hatch & Kirk, Inc. |
NSN 5330-00-255-0294 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-255-0294 has 1 manufacturer part number on file: 3148041 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5315-00-830-3243. Verify interchangeability with system specifications before substitution.
Key specifications for 3148041: Cross-Sectional Thickness: 0.062 INCHES NOMINAL IN; Side Radius From Gasket Center: 0.594 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR; Cross-Sectional Shape Style: RECTANGULAR METAL. 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.