The Gasket, cataloged under National Stock Number 5330-00-576-9782, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-576-9782 |
| Primary Part Number | 8559660 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.063 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | +2211,FSCM 12803 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 4.625 INCHES NOMINAL IN |
| Aperture Diameter | 3.375 INCHES NOMINAL IN |
| Bolt Hole Quantity | 6 |
| Bolt Circle Diameter | 4.000 INCHES NOMINAL IN |
| Material | CORK OVERALL |
| Hole Diameter | 0.344 INCHES MINIMUM AND 0.374 INCHES MAXIMUM 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 |
|---|---|
| 8559660 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5330-00-576-9782 is a Gasket, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-576-9782 has 1 manufacturer part number on file: 8559660 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 8559660: Cross-Sectional Thickness: 0.063 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: +2211,FSCM 12803 MFR REF 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.