The Gasket, cataloged under National Stock Number 5330-00-702-7966, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-702-7966 |
| Primary Part Number | 229B575H01REVB |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.156 INCHES NOMINAL IN |
| Hardness Rating | 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | CIRCULAR |
| Material Document and Classification | MIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 2.500 INCHES NOMINAL IN |
| Aperture Diameter | 0.812 INCHES NOMINAL IN |
| Bolt Hole Quantity | 6 |
| Bolt Circle Diameter | 1.750 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL |
| Hole Diameter | 0.219 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 |
|---|---|
| 229B575H01REVB | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 229B575H01REVB | 3/2 Design control — primary reference U.S. Government activity |
| 30-870 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-00-702-7966 is a Gasket, manufactured by Westinghouse Electric Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-702-7966 has 1 manufacturer part number on file: 229B575H01REVB (Westinghouse Electric Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5905-01-221-7984, 3040-01-389-2281. Verify interchangeability with system specifications before substitution.
Key specifications for 229B575H01REVB: Cross-Sectional Thickness: 0.156 INCHES NOMINAL IN; Hardness Rating: 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: CIRCULAR; Material Document and Classification: MIL-R-900 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.