WS255 Quintuplex Well Servicing Pumps

WS255

Product Specifications for WS255

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Pump Specifications

WS255 Standard Equipment

Fluid Ends

  • 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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