The Gasket, cataloged under National Stock Number 5330-00-663-4955, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-663-4955 |
| Primary Part Number | 340-6220506-7 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| FSC Application Data | NACELLE SECT. EQUIPMENT,ACFT |
| Cross-Sectional Thickness | 0.016 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 3.440 INCHES NOMINAL IN |
| Aperture Diameter | 1.710 INCHES NOMINAL IN |
| Cut Type | RECTANGULAR ONE SIDE |
| Bolt Hole Quantity | 8 |
| Bolt Circle Diameter | 2.750 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC OVERALL |
| Hole Diameter | 0.285 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 |
|---|---|
| 340-6220506-7 PRIMARY | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 340-6220506-7 | 5/9 Secondary reference General Dynamics Corp Convair Div Lindbergh Field Facility |
| 340-6220506-7 | 5/9 Secondary reference Bae Systems Technology Solutions & Services Inc. |
| 340-6220506-7 | 5/9 Secondary reference Hughes Missile Systems Co San Diego |
| 340-6220506-7 | 5/9 Secondary reference Tracor Flight Systems Inc Sub of Tracor Inc |
NSN 5330-00-663-4955 is a Gasket, manufactured by Raytheon Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-663-4955 has 1 manufacturer part number on file: 340-6220506-7 (Raytheon Company).
Key specifications for 340-6220506-7: FSC Application Data: NACELLE SECT. EQUIPMENT,ACFT; Cross-Sectional Thickness: 0.016 INCHES NOMINAL IN; Style Designator: CIRCULAR; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 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.