The Gasket, cataloged under National Stock Number 5330-01-251-0791, 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 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-251-0791 |
| Primary Part Number | 803-5002895-142 |
| 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 |
| Inside Corner Radius | 0.250 INCHES NOMINAL IN |
| Outside Edge to Inside Edge Smallest Distance Along Width | 0.680 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 7.750 INCHES NOMINAL IN |
| Aperture Length | 8.570 INCHES NOMINAL IN |
| Bolt Hole Quantity | 22 |
| Outside Edge to Inside Edge Smallest Distance Along Length | 0.680 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 1.029 INCHES NOMINAL IN |
| Outside Corner Radius | 0.250 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q OVERALL |
| Hole Diameter | 0.280 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 |
|---|---|
| 803-5002895-142 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 255-29-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-251-0791 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-251-0791 has 1 manufacturer part number on file: 803-5002895-142 (Naval Sea Systems Command).
Key specifications for 803-5002895-142: Cross-Sectional Thickness: 0.062 INCHES NOMINAL IN; Inside Corner Radius: 0.250 INCHES NOMINAL IN; Outside Edge to Inside Edge Smallest Distance Along Width: 0.680 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL OVERALL. 13 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.