The Gasket, cataloged under National Stock Number 5330-00-576-5458, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-576-5458 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.016 INCHES NOMINAL IN |
| Aperture Width | 4.438 INCHES NOMINAL IN |
| Aperture Length | 4.500 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Length | 4.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 4.938 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Hole Diameter | 0.375 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 |
| Reference | Meaning |
|---|---|
| 2B1148 | 3/9 Design control — primary reference Chicago Pneumatic Tool Co |
NSN 5330-00-576-5458 is a Gasket, classified under FSC 5330, Packing and Gasket Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-01-183-1297. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-00-576-5458: Cross-Sectional Thickness: 0.016 INCHES NOMINAL IN; Overall Length: 5.875 INCHES NOMINAL IN; Overall Width: 5.375 INCHES NOMINAL IN; Aperture Width: 4.438 INCHES NOMINAL IN. 7 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.