The Gasket, cataloged under National Stock Number 5330-01-287-6301, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is B.m.d. S.p.a.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-287-6301 |
| Primary Part Number | A3085231 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | B.m.d. S.p.a. |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.062 INCHES NOMINAL IN |
| Inside Corner Radius | 0.078 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN |
| Hardness Rating | 40.0 SHORE DUROMETER A NOMINAL OVERALL |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | MIL-R-3065 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 0.523 INCHES NOMINAL IN |
| Aperture Length | 1.515 INCHES NOMINAL IN |
| Outside Corner Radius | 0.141 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN |
| Material | RUBBER CHLOROPRENE CLASS CR 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 |
|---|---|
| A3085231 | B.m.d. S.p.a. (ITA) |
| Reference | Meaning |
|---|---|
| A3085231 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-287-6301 is a Gasket, manufactured by B.m.d. S.p.a., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-287-6301 has 1 manufacturer part number on file: A3085231 (B.m.d. S.p.a.).
Key specifications for A3085231: Cross-Sectional Thickness: 0.062 INCHES NOMINAL IN; Inside Corner Radius: 0.078 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN; Hardness Rating: 40.0 SHORE DUROMETER A NOMINAL OVERALL; Style Designator: NON-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.