The Gasket, cataloged under National Stock Number 5330-00-641-6235, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Marshall Excelsior Co. 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 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 | 5330-00-641-6235 |
| Primary Part Number | 82-507 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Marshall Excelsior Co |
| Status | ACTIVE |
| FSC Application Data | VALVE ASSY,LIQUID OXYGEN STORAGE AND TRANSFER TANK |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 3.344 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN |
| Aperture Diameter | 2.375 INCHES MINIMUM AND 2.406 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 6 |
| Bolt Circle Diameter | 3.000 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Hole Diameter | 0.266 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 |
| Part Number | Manufacturer |
|---|---|
| 82-507 PRIMARY | Marshall Excelsior Co (USA) |
NSN 5330-00-641-6235 is a Gasket, manufactured by Marshall Excelsior Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-641-6235 has 1 manufacturer part number on file: 82-507 (Marshall Excelsior Co).
1 possible match (shared part number, not a government interchangeability claim): 5310-00-765-2854. Verify interchangeability with system specifications before substitution.
Key specifications for 82-507: FSC Application Data: VALVE ASSY,LIQUID OXYGEN STORAGE AND TRANSFER TANK; Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Style Designator: CIRCULAR; 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.