The Gasket, cataloged under National Stock Number 5330-00-893-4306, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-00-893-4306 |
| Primary Part Number | 227B355H01 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.125 INCHES NOMINAL IN |
| Hardness Rating | 25.0 SHORE DUROMETER A MINIMUM AND 35.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Material Document and Classification | ASTM D2000 2BC310 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 5.500 INCHES NOMINAL IN |
| Aperture Length | 15.375 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Length | 2.312 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Corner Radius | 0.250 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Hole Diameter | 0.312 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 |
|---|---|
| 227B355H01 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 227B355H01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-893-4306 is a Gasket, manufactured by Westinghouse Electric Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-893-4306 has 1 manufacturer part number on file: 227B355H01 (Westinghouse Electric Corp).
Key specifications for 227B355H01: Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Hardness Rating: 25.0 SHORE DUROMETER A MINIMUM AND 35.0 SHORE DUROMETER A MAXIMUM OVERALL; Material Document and Classification: ASTM D2000 2BC310 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 16.875 INCHES NOMINAL IN. 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.