The Filter,fluid, cataloged under National Stock Number 4330-01-159-5919, 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 28 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-159-5919 |
| Primary Part Number | KF3-2K3-P-D |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Schroeder Industries Llc |
| Status | ACTIVE |
| Filtering Media Design | PLEATED SINGLE FILTERING MEDIA RESPONSE |
| Mounting Hole Quantity | 4 |
| Filtration Rating in Microns | 3.0 NOMINAL |
| Distance Between Mounting Hole Centers | 1.760 INCHES NOMINAL AND 3.380 INCHES NOMINAL IN |
| First Intake Nominal Thread Size | 1.500 INCHES IN |
| Mounting Facility Nominal Thread Size | 0.3125 INCHES IN |
| First Intake Thread Series Designator | NPTF |
| Design Type | REUSABLE |
| Temp Rating | -45.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF |
| First Intake Thread Direction | RIGHT-HAND |
| Body Width | 5.625 INCHES NOMINAL IN |
| Body Height | 20.125 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL PIPE HEAD |
| Style Designator | HIGH PRESSURE BOLTED SHELL |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | BY-PASS VALVE AND DIFFERENTIAL PRESSURE INDICATOR |
| Filtering Element Quantity | 2 |
| Body Length | 6.250 INCHES NOMINAL IN |
| Filtering System for Which Designed | BY-PASS FLOW |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Differential Pressure | ERR-060 |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material | STEEL SEDIMENT BOWL |
| Material | RUBBER BUNA N SEAL |
| Material | PAPER FILTERING MEDIUM |
| Material | ALUMINUM BODY |
| 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 |
|---|---|
| KF3-2K3-P-D PRIMARY | Schroeder Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| LF-1-2K3(10)-P-D | 5/9 Secondary reference Schroeder Industries Llc |
| LF-1-2K3-P-D | 5/9 Secondary reference Schroeder Industries Llc |
NSN 4330-01-159-5919 is a Filter,fluid, manufactured by Schroeder Industries Llc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-159-5919 has 1 manufacturer part number on file: KF3-2K3-P-D (Schroeder Industries Llc).
Key specifications for KF3-2K3-P-D: Filtering Media Design: PLEATED SINGLE FILTERING MEDIA RESPONSE; Mounting Hole Quantity: 4; Filtration Rating in Microns: 3.0 NOMINAL; Distance Between Mounting Hole Centers: 1.760 INCHES NOMINAL AND 3.380 INCHES NOMINAL IN. 28 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.