The Gasket, cataloged under National Stock Number 5330-01-358-7317, 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 Div Rotary and Mission Systems. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-358-7317 |
| Primary Part Number | 63B304026 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.060 INCHES NOMINAL IN |
| Hardness Rating | 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Diameter | 4.000 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Color | BLACK |
| Outside Corner Radius | 0.500 INCHES NOMINAL IN |
| Material | RUBBER NEOPRENE OVERALL |
| Hole Diameter | 0.312 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 |
| Part Number | Manufacturer |
|---|---|
| 63B304026 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| PL63E915267G2 ITEM 64 | 5/9 Secondary reference Lockheed Martin Corporation Div Rotary and Mission Systems |
| 5330PL1290943 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 63B304026P1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-358-7317 is a Gasket, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-358-7317 has 1 manufacturer part number on file: 63B304026 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 63B304026: Cross-Sectional Thickness: 0.060 INCHES NOMINAL IN; Hardness Rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: NON-CIRCULAR; Overall Length: 4.240 INCHES NOMINAL IN. 10 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.