NDP-50BF featured image


Max. fluid temperature 82 ℃ | 179.6 F
Valve type Ball

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Specifications of NDP-50BF

Max. fluid
82 ℃ | 179.6 F

Valve type

Maximum capacity
620 liters/min | 163.79 gallons/min

Port size
50 mm | 2 "

Max. fluid temperature82 ℃ | 179.6 F

Valve typeBall

Maximum capacity620 liters/min | 163.79 gallons/min

Port size50 mm | 2 "

Air Supply Pressure1,4 - 7 Bar (0,14 - 0,7 MPa)

Discharge Volume per CycleRubber Diaphragm: 4,25 liters PTFE Diaphragm: 2,61 liters

Maximum Cycles per MinuteRubber Diaphragm: 146 PTFE Diaphragm: 220

Maximum Size Solid8,0 mm

Maximum Dry Suction Lift5,5 m

Body materialCast Iron

Diaphragm materialEPDM (E)
Hytrel® (H)
Neoprene (C)
Santoprene (S)
Viton (V)

Air motorMetal pumps standard with aluminum motor Plastic pumps standard with PPG motor

Air motor option Teflon-coated, Electroless Nickel Plated for aluminum motor

Available kits (Diaphragm / Valve / Wet End Repair / Air Motor / Air Motor Seal)

  • NDP-50BFC                        K50D-MC. K50V-MC, K50-MC, K40/50-AM, K40/50/80-AMS
  • NDP-50BFN                       K50D-MN, K50V-MN, K50-MN, K40/50-AM, K40/50/80-AMS
  • NDP-50BFE                        K50D-ME, K50V-ME, K50-ME, K40/50-AM, K40/50/80-AMS
  • NDP-50BFH                        K50D-MH, K50V-MH, K50-MH, K40/50-AM, K40/50/80-AMS
  • NDP-50BFS                        K50D-MS, K50V-MS, K50-MS, K40/50-AM, K40/50/80-AMS
  • NDP-50BFV                        K50D-MV, K50V-MV, K50-MV, K40/50-AM, K40/50/80-AMS
  • NDP-50BFT                        K50D-MT, K50V-ST, K50-MT, K40/50-AM, K40/50/80-AMS
  • NDP-50BFTU                     K50D-TU, K50V-ST, K50-TU, K40/50-AM, K40/50/80-AMS

Please note if you have a special pump or add-on, it’s possible you also need a special provided kit. Contact us for your options. 

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