The Gasket, cataloged under National Stock Number 5330-01-494-2101, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Koch Membrane Systems, Inc. Dba Fluid Systems Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-494-2101 |
| Primary Part Number | 0090398 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Koch Membrane Systems, Inc. Dba Fluid Systems Div |
| Status | ACTIVE |
| 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 |
|---|---|
| 0090398 PRIMARY | Koch Membrane Systems, Inc. Dba Fluid Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 0090398 | 3/9 Design control — primary reference Koch Membrane Systems |
NSN 5330-01-494-2101 is a Gasket, manufactured by Koch Membrane Systems, Inc. Dba Fluid Systems Div, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-494-2101 has 1 manufacturer part number on file: 0090398 (Koch Membrane Systems, Inc. Dba Fluid Systems Div).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-666-2147. Verify interchangeability with system specifications before substitution.
Key specifications for 0090398: Special Features: 1.5 IN. V-BAND GASKET IN; Part Name Assigned by Controlling Agency: HOLLOW FIBER CARTRIDGE. 0 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.