The Gasket, cataloged under National Stock Number 5330-00-862-8306, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Grimes Aerospace Company. 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 | 5330-00-862-8306 |
| Primary Part Number | A7632-4 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Temp Rating | -100.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Hardness Rating | 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | CIRCULAR |
| Material Document and Classification | ZZ-R-765 CL 1B GR 40 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 4.031 INCHES NOMINAL IN |
| Aperture Diameter | 3.562 INCHES NOMINAL IN |
| Elongation Percentage | 250 MAXIMUM |
| Material | RUBBER SILICONE CLASS Q OVERALL |
| 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 |
|---|---|
| A7632-4 PRIMARY | Grimes Aerospace Company (USA) |
NSN 5330-00-862-8306 is a Gasket, manufactured by Grimes Aerospace Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-862-8306 has 1 manufacturer part number on file: A7632-4 (Grimes Aerospace Company).
Key specifications for A7632-4: Temp Rating: -100.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF; Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Hardness Rating: 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: CIRCULAR. 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.