The Gasket, cataloged under National Stock Number 5330-00-239-1823, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Basic Rubber and Plastics Co.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-239-1823 |
| Primary Part Number | 9S5333LPC50 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Basic Rubber and Plastics Co. |
| Status | ACTIVE |
| Temp Rating | -20.0 FAHRENHEIT AND 130.0 FAHRENHEIT DEGF |
| Cross-Sectional Thickness | 0.250 INCHES NOMINAL IN |
| Hardness Rating | 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | MIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 4.000 INCHES NOMINAL IN |
| Outside Corner Inverted Radius | 0.625 INCHES NOMINAL IN |
| Elongation Percentage | 300 MAXIMUM |
| Aperture Length | 4.000 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL |
| 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 |
|---|---|
| 9S5333LPC50 PRIMARY | Basic Rubber and Plastics Co. (USA) |
| Reference | Meaning |
|---|---|
| 9S5333LPC50 | D/9 Drawing number reference only U.S. Government activity |
NSN 5330-00-239-1823 is a Gasket, manufactured by Basic Rubber and Plastics Co., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-239-1823 has 1 manufacturer part number on file: 9S5333LPC50 (Basic Rubber and Plastics Co.).
Key specifications for 9S5333LPC50: Temp Rating: -20.0 FAHRENHEIT AND 130.0 FAHRENHEIT DEGF; Cross-Sectional Thickness: 0.250 INCHES NOMINAL IN; Hardness Rating: 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: NON-CIRCULAR. 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.