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This 4.2 GPM 2000 PSI triplex positive displacement, reciprocating, plunger pump is constructed of a 316 SS Mainfolds & 316 SS valve assemblies.

Cat

CAT 3CP1221 Solid Shaft Stainless Steel Pressure Washer Pump

In Stock
SKU: 3CP1221
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$2,639.97
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$66/mo
This is a triplex [three plunger rods] positive displacement, reciprocating, plunger pump, constructed of a 316 SS Mainfolds, 316 SS valve assemblies, solid ceramic plungers and standard NBR [Buna-N] seals and o-rings.

Specifications:

  • Maximum Volume: 4.2 GPM
  • Maximum Discharge Pressure: 2000 PSI
  • Maximum Inlet Pressure: 100 PSI
  • Maximum Pump Speed: 1725 RPM
  • Standard Liquid Temperature: 160 F (Above 130 F call CAT PUMPS for inlet conditions and elastomer recommendations)
  • Bore Diameter: 18 mm
  • Stroke: 12.7 mm
  • Shaft Diameter: 16.5 mm
  • Solid Shaft
  • Inlet Ports: 2 x 1/2″ NPTF
  • Discharge Ports: 2 x 3/8″ NPTF
  • Pulley Mounting: Either Side
  • Crankcase Capacity: 10 oz.
  • Approximate Weight: 15 lbs.

Please Note: Pump Rails show on image are not included with pump.

Weight 16 lbs
Shaft Diameter

.65 in / 16.5 mm

Max Volume

4.2 GPM

Max Discharge Pressure

2000 PSI

Max Pump Speed

1725 RPM

Max Inlet Pressure

100 PSI

Bore Diameter

.709 in / 18 mm

Stroke

.5 in / 12.7 mm

Max Fluid Temp.

140 F

Inlet Port

1/2-14 BSPP-F

Discharge Port

3/8-19 BSPP-F

Standard Temperature

160 F

Material

Stainless Steel

Brand

Cat

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