The Gasket, cataloged under National Stock Number 5330-00-254-9943, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-254-9943 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.250 INCHES NOMINAL IN |
| Hardness Rating | 50.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | MIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 4.125 INCHES NOMINAL IN |
| Aperture Length | 4.125 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 5.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 5.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.4375 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Hole Diameter | 0.344 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.375 INCHES NOMINAL 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 |
|---|---|
| 30563 | 5/9 Secondary reference Stone Safety Corp |
| 37951PCBM36 | 5/9 Secondary reference Stone Safety Corp |
| 35125PCBM36 | 5/9 Secondary reference Stone Safety Corp |
| 381-2100-68094PCBM36 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-254-9943 is a Gasket, classified under FSC 5330, Packing and Gasket Materials. Status: active.
7 possible matches (shared part number, not a government interchangeability claim): 2915-00-675-7303, 1680-00-783-5771, 4730-00-932-4753. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-00-254-9943: Cross-Sectional Thickness: 0.250 INCHES NOMINAL IN; Hardness Rating: 50.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: NON-CIRCULAR; Material Document and Classification: MIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 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.