The Gasket, cataloged under National Stock Number 5330-01-297-8263, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-297-8263 |
| Primary Part Number | 5901721 PIECE 4 |
| 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 |
| Hardness Rating | 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | MIL-R-6855,CLASS 2,GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Bolt Hole Centerline to Nearest Edge Distance | 0.500 INCHES NOMINAL IN |
| Bolt Hole Quantity | 3 |
| Center to Center Distance Between Bolt Holes Along Length | 2.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 1.250 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR 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 |
|---|---|
| 5901721 PIECE 4 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 2070-105 PIECE 4 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 5901713 PIECE 4 | 5/9 Secondary reference Naval Sea Systems Command |
| 2070-97 PIECE 4 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 2070-105 PC4 | C/1 Advisory reference — outside the item-of-supply concept Scandia Manufacturing Co., Inc. |
NSN 5330-01-297-8263 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-297-8263 has 1 manufacturer part number on file: 5901721 PIECE 4 (Naval Sea Systems Command).
Key specifications for 5901721 PIECE 4: Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Hardness Rating: 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: NON-CIRCULAR; Material Document and Classification: MIL-R-6855,CLASS 2,GRADE 40 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.