The Gasket, cataloged under National Stock Number 5330-01-431-0390, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Clausing Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-431-0390 |
| Primary Part Number | 6659929-4 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Clausing Corp |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.560 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | ASTM F104, TY 3 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 7.750 INCHES NOMINAL IN |
| Aperture Diameter | 6.630 INCHES NOMINAL IN |
| Bolt Hole Quantity | 8 |
| Bolt Circle Diameter | 7.120 INCHES NOMINAL IN |
| Material | PAPER OVERALL |
| Hole Diameter | 0.310 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 |
|---|---|
| 6659929-4 PRIMARY | Clausing Corp (USA) |
| Reference | Meaning |
|---|---|
| 6659929-4 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-431-0390 is a Gasket, manufactured by Clausing Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-431-0390 has 1 manufacturer part number on file: 6659929-4 (Clausing Corp).
Key specifications for 6659929-4: Cross-Sectional Thickness: 0.560 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: ASTM F104, TY 3 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 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.