• 340 horsepower and 5 inches of single intermittent pump piston / plunger action.
  • Pump speed up to 450 rpm.
  • Maximum discharge pressure up to 10,000 psi.
  • It can be equipped with several external gear units.
  • Single power frame made of high-strength steel.
  • Heavy duty, tapered roller crankshaft bearings.
  • Stainless steel connecting rods, removable from the crosshead.
  • Forged crankshaft made of alloy steel.
  • Crosshead fingers made of steel alloys.
  • Replaceable stainless steel intermediate rods.
  • Internal pressure lubrication system.
  • The pumps are equipped with inserts.
  • The pumps are equipped with plungers.



NOV JWS-340 Mud Pump
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NOV JWS-340 Mud Pump Cylinder
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Drilling Pump Piston NOV JWS-340
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NOV JWS-340 Mud Pump Valve
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NOV (NATIONAL) model JWS-340