The Filter,fluid, cataloged under National Stock Number 4330-01-241-9486, 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 Schroeder Industries Llc. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-241-9486 |
| Primary Part Number | DF401C25WSD |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Schroeder Industries Llc |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Filtration Rating in Microns | 25.0 NOMINAL |
| Distance Between Mounting Hole Centers | 2.060 INCHES NOMINAL IN |
| First Intake Nominal Thread Size | 1.312 INCHES IN |
| Mounting Facility Nominal Thread Size | 0.375 INCHES IN |
| Drop Pressure | ERR-060 |
| First Intake Thread Series Designator | UN |
| Design Type | REUSABLE |
| Body Outside Diameter | 4.500 INCHES NOMINAL IN |
| Temp Rating | 250.0 FAHRENHEIT MAXIMUM DEGF |
| First Intake Thread Direction | RIGHT-HAND |
| Body Height | 9.310 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL TUBE HEAD SIDE |
| First Intake Thread Class | 3B |
| Style Designator | HIGH PRESSURE THREADED BODY |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Filtering Element Quantity | 1 |
| Filtering System for Which Designed | FULL FLOW |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material | ALUMINUM AND STEEL BODY |
| Material | RUBBER BUNA N SEAL |
| First Intake Thread Quantity Per Inch | 12 |
| Mounting Type | THREADED HOLE HEAD SIDE |
| 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 |
|---|---|
| DF401C25WSD PRIMARY | Schroeder Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| DF30-1C25W-S-D | 5/9 Secondary reference Schroeder Industries Llc |
NSN 4330-01-241-9486 is a Filter,fluid, manufactured by Schroeder Industries Llc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-241-9486 has 1 manufacturer part number on file: DF401C25WSD (Schroeder Industries Llc).
Key specifications for DF401C25WSD: Mounting Hole Quantity: 2; Filtration Rating in Microns: 25.0 NOMINAL; Distance Between Mounting Hole Centers: 2.060 INCHES NOMINAL IN; First Intake Nominal Thread Size: 1.312 INCHES IN. 25 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.