The Gasket, cataloged under National Stock Number 5330-00-690-7626, 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 Div Rotary and Mission Systems (rms). Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-690-7626 |
| Primary Part Number | 69-21061 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms) |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.189 INCHES NOMINAL IN |
| Inside Corner Radius | 0.500 INCHES NOMINAL IN |
| Material Document and Classification | MIL-R-6130,TYPE 2,GRADE A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 17.850 INCHES NOMINAL IN |
| Aperture Length | 23.340 INCHES MINIMUM AND 25.080 INCHES MAXIMUM IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5330-00-690-7626 is a Gasket, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms), classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-690-7626 has 2 manufacturer part numbers on file: 69-21061 (Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms)), 69-21061 (Basic Rubber and Plastics Co.).
1 possible match (shared part number, not a government interchangeability claim): 5950-01-049-3217. Verify interchangeability with system specifications before substitution.
Key specifications for 69-21061: Cross-Sectional Thickness: 0.189 INCHES NOMINAL IN; Inside Corner Radius: 0.500 INCHES NOMINAL IN; Material Document and Classification: MIL-R-6130,TYPE 2,GRADE A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 25.400 INCHES MINIMUM AND 27.140 INCHES MAXIMUM 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.