General Pump
HF Series

Vendor: General Pump

Coupling Type: Pressure Washer Couplings, Equipment & Accessories

Description:

HF Series

Coupling Category:

Industrial Pumps

FEATURES

• A “New Generation” Pump
• Triplex Plunger Pump, available in 4 flows
• Patent-pending, symmetrical power end design featuring top and bottom mounting holes allowing for easy left to right shaft conversion
• Low-high pressure packing design with integrated cooling system
• High volumetric efficiency suction/delivery valves featuring new spherical design of sealing areas
• Splash lubrication
• SAE-BC hydraulic drive bell housing and flexible couplers available
• Available with external gear box (direct drive only)

MATERIALS

• High resistance light alloy die cast aluminum crankcase
• 420 Stainless steel manifold, nickel treated
• Taper roller bearings
• Special antifriction, forged, light alloy connecting rods
• Forged alloy steel crankshaft, hardened, tempered and nitrited
• Cast iron piston guide, nickel treated
• Solid ceramic plungers
• Stainless steel valves
• Product Group: V

COMMON SPECIFICATIONS

• Maximum Inlet Pressure: 45 PSI
• Maximum Fluid Temperature: 140° F
• Inlet Port Thread: 1" NPT-F
• Discharge Port Thread: 3/4" NPT-F
• Shaft Diameter: 1.575"/40 mm
• Stroke: 1.969"/50 mm
• Pump Dimensions: 20" x 14.5" x 9.4"
• Crankcase Oil Capacity: 128.5 oz. (3.8 liters)
• Shipping Weight: 132 lbs./60 kg

MODEL	GPM/LPM	PSI/BAR	RPM	BORE	HP
HF18A	8.06 GPM/30 LPM	8700 PSI/600 BAR	800 RPM	.708 in./18 mm	48.0
HF18A	10.08 GPM/38 LPM	7250 PSI/500 BAR	1000 RPM	.708 in./18 mm	50.0
HF20A	12.4 GPM/47 LPM	5800 PSI/400 BAR	1000 RPM	.787 in./20 mm	48.0
HF22A	12.05 GPM/46 LPM	5800 PSI/400 BAR	800 RPM	.866 in/22 mm	48.0
HF22A	15.0 GPM/57 LPM	5075 PSI/350 BAR	1000 RPM	.866 in./22 mm	48.0
HF25A	19.6 GPM/74 LPM	4050 PSI/280 BAR	1000 RPM	.984 in./25 mm	53.0

Note: All models come standard with crankshaft on right side (when facing manifold).
Above pumps also available with crankshaft on left side.