The Gasket, cataloged under National Stock Number 5330-00-863-5258, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is R-Way Gasket & Supply Co Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-863-5258 |
| Primary Part Number | 388512-1 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | R-Way Gasket & Supply Co Inc |
| Status | ACTIVE |
| FSC Application Data | FUSELAGE AIRFRAME |
| Cross-Sectional Thickness | 0.060 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | CIRCULAR |
| Material Document and Classification | MIL-C-6183,TY 1,CL 1,GR C MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 5.750 INCHES NOMINAL IN |
| Aperture Diameter | 4.060 INCHES NOMINAL IN |
| Bolt Hole Quantity | 12 |
| Bolt Circle Diameter | 4.750 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC AND CORK OVERALL |
| Hole Diameter | 0.305 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 |
NSN 5330-00-863-5258 is a Gasket, manufactured by R-Way Gasket & Supply Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-863-5258 has 2 manufacturer part numbers on file: 388512-1 (R-Way Gasket & Supply Co Inc), 388512-1 (Goldinger, Bernard Dba Conair Aviation Associates).
Key specifications for 388512-1: FSC Application Data: FUSELAGE AIRFRAME; Cross-Sectional Thickness: 0.060 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: CIRCULAR. 12 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.