The Gasket, cataloged under National Stock Number 5330-01-439-4266, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Neptune Chemical Pump Co Div of R a Industries Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Gasket |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Neptune Chemical Pump Co Div of R a Industries Inc (CAGE 28625) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-439-4266 |
| Primary Part Number | 100345 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Neptune Chemical Pump Co Div of R a Industries Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 100345 PRIMARY | Neptune Chemical Pump Co Div of R a Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| DWG 300 FIG NO 359 | 5/9 Secondary reference Neptune Chemical Pump Co Div of R a Industries Inc |
NSN 5330-01-439-4266 is a Gasket, manufactured by Neptune Chemical Pump Co Div of R a Industries Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-439-4266 has 1 manufacturer part number on file: 100345 (Neptune Chemical Pump Co Div of R a Industries Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5355-01-615-9254, 5995-01-660-9118. Verify interchangeability with system specifications before substitution.
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.