The Filter,fluid, cataloged under National Stock Number 4330-01-422-5647, 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 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-422-5647 |
| Primary Part Number | KFH50-1KZ10-S-D5 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Schroeder Industries Llc |
| Status | ACTIVE |
| First Intake Nominal Thread Size | 1.875 INCHES IN |
| First Intake Thread Series Designator | UN |
| Design Type | NONREUSABLE |
| Body Outside Diameter | 5.250 INCHES NOMINAL IN |
| Temp Rating | 250.0 FAHRENHEIT MAXIMUM DEGF |
| First Intake Thread Direction | RIGHT-HAND |
| First Intake Connection Type | THREADED INTERNAL TUBE BASE |
| First Intake Thread Class | 2B |
| Style Designator | INLINE (HYDRAULIC) |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | BY-PASS VALVE |
| Filtering Element Quantity | 1 |
| Body Length | 17.500 INCHES NOMINAL IN |
| Filtering System for Which Designed | BY-PASS FLOW |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | PAPER FILTERING MEDIUM |
| First Intake Thread Quantity Per Inch | 12 |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION BASE |
| 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 |
|---|---|
| KFH50-1KZ10-S-D5 PRIMARY | Schroeder Industries Llc (USA) |
| D-5685 | Schroeder Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| KFH50-1KS7SD5 | 5/9 Secondary reference Schroeder Industries Llc |
NSN 4330-01-422-5647 is a Filter,fluid, manufactured by Schroeder Industries Llc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-422-5647 has 2 manufacturer part numbers on file: KFH50-1KZ10-S-D5 (Schroeder Industries Llc), D-5685 (Schroeder Industries Llc).
Key specifications for KFH50-1KZ10-S-D5: First Intake Nominal Thread Size: 1.875 INCHES IN; First Intake Thread Series Designator: UN; Design Type: NONREUSABLE; Body Outside Diameter: 5.250 INCHES NOMINAL IN. 19 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.