The Gasket, cataloged under National Stock Number 5330-01-351-7434, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Howell Laboratories Inc Dba Howell Laboratories Inc. Government technical data includes 7 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-351-7434 |
| Primary Part Number | 6304-01 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Howell Laboratories Inc Dba Howell Laboratories Inc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.125 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | JOHN CRANE 2160,CAGEC 71724 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 1.440 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN |
| Aperture Diameter | 0.770 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN |
| Material | FIBER NONASBESTOS 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 |
|---|---|
| 6304-01 PRIMARY | Howell Laboratories Inc Dba Howell Laboratories Inc (USA) |
NSN 5330-01-351-7434 is a Gasket, manufactured by Howell Laboratories Inc Dba Howell Laboratories Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-351-7434 has 1 manufacturer part number on file: 6304-01 (Howell Laboratories Inc Dba Howell Laboratories Inc).
1 possible match (shared part number, not a government interchangeability claim): 4710-01-472-5685. Verify interchangeability with system specifications before substitution.
Key specifications for 6304-01: Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: JOHN CRANE 2160,CAGEC 71724 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 7 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.