The Filter Element,fluid, cataloged under National Stock Number 4330-01-342-6837, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Special Plastic System Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4330-01-342-6837 |
| Primary Part Number | 190350 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Special Plastic System Inc |
| Status | ACTIVE |
| Filtering Media Design | SPIRAL WOUND SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 2.500 INCHES NOMINAL IN |
| Body Overall Length | 30.000 INCHES NOMINAL IN |
| Flow Direction | OUTSIDE IN |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/OUT CONTAINER |
| Filtering System for Which Designed | FULL FLOW |
| Media for Which Designed | WATER |
| Material | PLASTIC POLYPROPYLENE FILTERING MEDIUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 190350 PRIMARY | Special Plastic System Inc (USA) |
| Reference | Meaning |
|---|---|
| FC-WE21/2-50-30IN | 5/9 Secondary reference Special Plastic System Inc |
NSN 4330-01-342-6837 is a Filter Element,fluid, manufactured by Special Plastic System Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-342-6837 has 1 manufacturer part number on file: 190350 (Special Plastic System Inc).
1 possible match (shared part number, not a government interchangeability claim): 2990-01-725-5226. Verify interchangeability with system specifications before substitution.
Key specifications for 190350: Filtering Media Design: SPIRAL WOUND SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 2.500 INCHES NOMINAL IN; Body Overall Length: 30.000 INCHES NOMINAL IN; Flow Direction: OUTSIDE IN. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.