The Gasket, cataloged under National Stock Number 5330-00-291-6307, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is National Foam Inc Dba National Foam Div National Foam. Government technical data includes 11 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. 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 | 5330-00-291-6307 |
| Primary Part Number | PV1081 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | National Foam Inc Dba National Foam Div National Foam |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Maximum Pressure Rating | 125.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Style Designator | CIRCULAR |
| Material Document and Classification | MIL-G-12803 F326128-6 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 2.625 INCHES NOMINAL IN |
| Aperture Diameter | 1.250 INCHES NOMINAL IN |
| Bolt Hole Quantity | 6 |
| Bolt Circle Diameter | 2.125 INCHES NOMINAL IN |
| Material | PAPER AND GLUE OVERALL |
| Hole Diameter | 0.281 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 |
|---|---|
| PV1081 PRIMARY | National Foam Inc Dba National Foam Div National Foam (USA) |
NSN 5330-00-291-6307 is a Gasket, manufactured by National Foam Inc Dba National Foam Div National Foam, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-291-6307 has 1 manufacturer part number on file: PV1081 (National Foam Inc Dba National Foam Div National Foam).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-353-7464. Verify interchangeability with system specifications before substitution.
Key specifications for PV1081: Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Maximum Pressure Rating: 125.0 POUNDS PER SQUARE INCH (PSI) LBS; Style Designator: CIRCULAR; Material Document and Classification: MIL-G-12803 F326128-6 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 11 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.