The Gasket, cataloged under National Stock Number 5330-01-718-8456, 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 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-718-8456 |
| Primary Part Number | 803-8436639-254 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.125 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Bolt Hole Diameter | 0.344 INCHES NOMINAL IN |
| Material Document and Classification | MIL-PRF-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 9.375 INCHES NOMINAL IN |
| Aperture Diameter | 6.000 INCHES NOMINAL IN |
| Bolt Hole Quantity | 6 |
| Bolt Circle Diameter | 8.375 INCHES NOMINAL IN |
| Material | RUBBER OVERALL |
| 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 |
|---|---|
| 803-8436639-254 PRIMARY | Naval Sea Systems Command (USA) |
| A030-066-QAA010-254 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 8436639 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5330-01-718-8456 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-718-8456 has 2 manufacturer part numbers on file: 803-8436639-254 (Naval Sea Systems Command), A030-066-QAA010-254 (Naval Sea Systems Command).
Key specifications for 803-8436639-254: Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Style Designator: CIRCULAR; Bolt Hole Diameter: 0.344 INCHES NOMINAL IN; Material Document and Classification: MIL-PRF-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.