The Gasket, cataloged under National Stock Number 5330-00-237-6243, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Dba Lockheed Martin Government. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-00-237-6243 |
| Primary Part Number | 267-18448-3 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lockheed Martin Corporation Dba Lockheed Martin Government |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN |
| Hardness Rating | 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | CIRCULAR |
| Material Document and Classification | ZZ-R-765 CL 1B GR 50 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN |
| Aperture Diameter | 0.752 INCHES MINIMUM AND 0.772 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q 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 |
|---|---|
| 267-18448-3 PRIMARY | Lockheed Martin Corporation Dba Lockheed Martin Government (USA) |
| Reference | Meaning |
|---|---|
| 267-18448-3 | 5/9 Secondary reference Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions |
NSN 5330-00-237-6243 is a Gasket, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Government, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-237-6243 has 1 manufacturer part number on file: 267-18448-3 (Lockheed Martin Corporation Dba Lockheed Martin Government).
Key specifications for 267-18448-3: Cross-Sectional Thickness: 0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN; Hardness Rating: 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: CIRCULAR; Material Document and Classification: ZZ-R-765 CL 1B GR 50 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 8 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.