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You are here: NOV.com > Solutions > Drilling > Multipurpose Pumps > Reciprocating Pumps > Continuous Duty Single Acting
2S-1
2S-1 Reciprocating Pump

A 2 ½ horsepower 1" stroke horizontal simplex single acting plunger pump.

Related Information

• 2 ½ horsepower 1" stroke horizontal simplex single acting plunger pump
• Available in four different fluid end materials
• Pump speeds up to 350 RPM

Power End Features

  • Cast iron power frame
  • Heavy-duty roller crankshaft bearings
  • Precision type, aluminum alloy crankpin bearings
  • Cast iron connecting rods
  • Alloy steel crosshead pins
  • Ductile iron crankshaft with ground journals & polished throws
  • Bronze bearing crosshead pin bushings
  • Cast iron crossheads with upper/lower oil grooves
  • Flooded sump, splash distribution lubrication
  • Rated rod load is 2030 lbs.

Fluid End Features

  • Threaded valve covers
  • Bolted valve covers on PSTL and forged fluid ends
  • Threaded type glands & integral stuffing boxes
  • Bronze stuffing box bushings and packing followers
  • Plungers - solid ceramic, or tungsten coated
  • General service plunger packing
  • Spherical suction and discharge valves
  • Valve seat & valve body: Nitronic 50
  • Spring: inconel
  • Cage: 316L Stainless Steel
  • Cage: 316L Stainless Steel
  • Threaded suction and discharge connections