The Filter Element,fluid, cataloged under National Stock Number 4330-01-251-1141, 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 Falls Filtration Technologies, Inc.. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-251-1141 |
| Primary Part Number | R9W1937-826 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | ACTIVE |
| Filtering Media Design | RADIAL FINNED SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 3.125 INCHES NOMINAL IN |
| Body Overall Length | 7.000 INCHES NOMINAL IN |
| Flow Direction | INSIDE OUT OR OUTSIDE IN |
| Design Type | NONREUSABLE |
| Temp Rating | 300.0 FAHRENHEIT MAXIMUM DEGF |
| Style Designator | CYLINDRICAL W/OUT CONTAINER |
| Body Inside Diameter | 0.409 INCHES NOMINAL IN |
| Filtering System for Which Designed | FULL FLOW |
| Surface Treatment | ANODIZE BODY |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | ALUMINUM BODY |
| Filtering Surface Area | 4.2 SQUARE FEET |
| 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 |
|---|---|
| R9W1937-826 PRIMARY | Falls Filtration Technologies, Inc. (USA) |
NSN 4330-01-251-1141 is a Filter Element,fluid, manufactured by Falls Filtration Technologies, Inc., classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-251-1141 has 1 manufacturer part number on file: R9W1937-826 (Falls Filtration Technologies, Inc.).
Key specifications for R9W1937-826: Filtering Media Design: RADIAL FINNED SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 3.125 INCHES NOMINAL IN; Body Overall Length: 7.000 INCHES NOMINAL IN; Flow Direction: INSIDE OUT OR OUTSIDE IN. 13 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.