The RK series Plunger Pumps are designed for a wide variety of high pressure washing applications. They are constructed of die-cast bodies and feature a forged brass head. Internal components include special thick solid ceramic plungers for long life and durability. Precision cast cooling fins are anodized for maximum heat dissipation. Oversized tapered roller bearings and the precision supports assure proper shaft alignment and maximum life. Valve cages of special designed Ultra-Form provide positive seating and extended life. One-piece connecting rods are either a special alloy aluminum or bronze oversized for strength and load disbursement. Specifications For Model: RKA4G40HN Flange Type: No Flange - Shaft Drive RPM: 1750 Shaft Size: 24mm Solid Shaft Max Flow (GPM): 4 Max Pressure (PSI): 4000 Required Power (EBHP): 11 Weight (lbs): 20

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