The Head,fluid Filter, cataloged under National Stock Number 4330-01-442-2628, 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 Parker-Hannifin Corporation Dba Racor Division Div Racor Division. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-442-2628 |
| Primary Part Number | RK 22194 |
| Item Name | Head,fluid Filter |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Parker-Hannifin Corporation Dba Racor Division Div Racor Division |
| Status | ACTIVE |
| Inlet Port Type | THREADED FEMALE, PLAIN |
| Usage Design | ONE SEDIMENT BOWL |
| Outlet Port Type | THREADED FEMALE, PLAIN |
| Quantity | 2 |
| Mounting Bolt Hole | PROVIDED |
| Valve | NOT INCLUDED |
| Bolt Circle Diameter | 2.2810 INCHES NOMINAL IN |
| Filter Element | NOT INCLUDED |
| Material | ALUMINUM AND COPPER ALLOY |
| Hole Diameter | 0.8210 INCHES NOMINAL IN |
| 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 |
|---|---|
| 23514735 | Rolls-Royce Solutions America Inc (USA) |
| RAI/RK22194 | Daimler Truck North America Llc (USA) |
| RK 22194 PRIMARY | Parker-Hannifin Corporation Dba Racor Division Div Racor Division (USA) |
| Reference | Meaning |
|---|---|
| 490R-DDC-XX | D/9 Drawing number reference only Parker-Hannifin Corporation Dba Racor Division Div Racor Division |
NSN 4330-01-442-2628 is a Head,fluid Filter, manufactured by Parker-Hannifin Corporation Dba Racor Division Div Racor Division, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-442-2628 has 3 manufacturer part numbers on file: 23514735 (Rolls-Royce Solutions America Inc), RAI/RK22194 (Daimler Truck North America Llc), RK 22194 (Parker-Hannifin Corporation Dba Racor Division Div Racor Division).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-442-7826, 4730-01-445-2355. Verify interchangeability with system specifications before substitution.
Key specifications for RK 22194: Overall Height: 2.780 INCHES NOMINAL IN; Inlet Port Type: THREADED FEMALE, PLAIN; Usage Design: ONE SEDIMENT BOWL; Outlet Port Type: THREADED FEMALE, PLAIN. 10 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.