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Overview

When your job needs a stimulation pump, we’re ready. Our full line of well stimulation pumps are designed and manufactured by Caterpillar, in Caterpillar factories for single-source package confidence. WS223 well stimulation pumps are ideal for well stimulation applications using Cat 3512C (HD) engines and TH55 transmissions. Cat well stimulation pumps are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. Cat WS223 Well Stimulation Pump. Maximum power input: 1678 bkW (2250 bhp) @ 330 rpm.

Pump Specifications

Units:
Maximum Input 2250.0 bhp 1678.0 bkW Less
Maximum RPM 330.0 RPM 330.0 RPM Less
Number of Plungers 3.0 3.0 Less
Stroke Length 8.0 in 203.2 mm Less
Pump Weight 13000.0 lb 5897.0 kg Less
Gear Ratio 6.353:1 6.353:1 Less

WS223 Standard Equipment

Fluid Ends
  • Improved load balance and life of gears
  • Industry standard footprint - ease of interchangeability
  • Dimensionally compatible with industry standard 8" and 10" stroke power ends
  • Valve-over-valve design simplifies valve, seat, and plunger installation
  • Full line of 1502 discharge flanges - male, female, and blank
  • Suction manifold options - Zoomie and log-style, and our innovative low-profile option
  • Grooved and grooveless valve stop designs available, grooveless design eliminates stress risers present with a grooved valve stop design
  • Plunger line - colmonoy 6 coating with a minimum hardness of 56 RC
  • Standard and premium plunger packing available
  • Polypak seals for more reliable sealing at suction cover and discharge flanges
  • Fluid end components designed to maximize interchangeability across our fluid end line and with industry standard fluid ends

Power Ends
  • Industry standard footprint - fully interchangeable with competitors’ pumps
  • Reverse helical pinion and bull gear design - great reliability
  • Fully welded structure with additional internal supports
  • Two-piece stay rod design - pretensioned stay rod lowers cyclic loading and fatigue stress
  • Nose plate-to-frame design includes a dovetail interlocking design, which increases the structural strength
  • Forged or fabricated bull gears - no cast material
  • Forged crankshaft - one piece

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