The Gasket, cataloged under National Stock Number 5330-00-641-2207, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-641-2207 |
| Primary Part Number | S41-20077 ALT4 PC173 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.016 INCHES NOMINAL IN |
| Side Radius From Gasket Center | 0.750 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | HH-P-96 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Diameter | 0.875 INCHES NOMINAL IN |
| Bolt Hole Quantity | 2 |
| Bolt Circle Diameter | 1.875 INCHES NOMINAL IN |
| Outside Corner Radius | 0.500 INCHES NOMINAL IN |
| Material | PAPER AND GLUE AND GLYCERIN OVERALL |
| Hole Diameter | 0.562 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 |
|---|---|
| S41-20077 ALT4 PC173 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5330-00-641-2207 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-641-2207 has 1 manufacturer part number on file: S41-20077 ALT4 PC173 (Naval Sea Systems Command).
Key specifications for S41-20077 ALT4 PC173: Cross-Sectional Thickness: 0.016 INCHES NOMINAL IN; Side Radius From Gasket Center: 0.750 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR; Material Document and Classification: HH-P-96 FED SPEC ALL MATERIAL RESPONSES 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.