The Filter Element,fluid, cataloged under National Stock Number 4330-00-044-1448, 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 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4330-00-044-1448 |
| Primary Part Number | R9W2259 |
| 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 | MATTED SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 2.720 INCHES NOMINAL IN |
| Body Overall Length | 9.825 INCHES MINIMUM AND 9.925 INCHES MAXIMUM IN |
| Filtration Rating in Microns | 20.0 NOMINAL |
| Flow Direction | OUTSIDE IN |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/OUT CONTAINER |
| Body Inside Diameter | 1.696 INCHES NOMINAL IN |
| Material | FIBER 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 |
|---|---|
| R9W2259 PRIMARY | Falls Filtration Technologies, Inc. (USA) |
| 928218 PRIMARY | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
| Reference | Meaning |
|---|---|
| FE935-72015C | C/1 Advisory reference — outside the item-of-supply concept Admiral Filter Company Llc |
| 4330PL1333042 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| FE935-72015 | 5/9 Secondary reference Admiral Filter Company Llc |
| PL31-20-60 | 5/9 Secondary reference U.S. Government activity |
NSN 4330-00-044-1448 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 4330-00-044-1448 has 2 manufacturer part numbers on file: R9W2259 (Falls Filtration Technologies, Inc.), 928218 (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division).
1 possible match (shared part number, not a government interchangeability claim): 5905-01-036-0828. Verify interchangeability with system specifications before substitution.
Key specifications for R9W2259: Filtering Media Design: MATTED SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 2.720 INCHES NOMINAL IN; Body Overall Length: 9.825 INCHES MINIMUM AND 9.925 INCHES MAXIMUM IN; Filtration Rating in Microns: 20.0 NOMINAL. 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.