SPB20 2” (50 MM) AODD– HEAVY DUTY FLAP VALVE PUMP

THE BEAST HEAVY DUTY, CLOG RESISTANT FLAP VALVE PUMP

Your solution for pumping the broadest range of fluids containing solids and chemicals

  • Small Solids
  • Packable Materials
  • Large Solids
  • Viscous Fluids 
  • Abrasive Fluids
  • Harsh Chemicals


Explanation of Pump Nomenclature

PUMP BRAND 

  • SP SANDPIPER

PRODUCT LINE 

  • B  The Beast Flap

PUMP SIZE 

  • 20  2”

CHECK VALVE TYPE 

  • F  Flap Valve

WET END MATERIALS 

  • A  Aluminum
  • I  Cast Iron
  • P  Polypropylene
  • S  Stainless Steel

NON-WETTED MATERIAL

  • A  Aluminum
  • I  Cast Iron
  • P  Polypropylene
  • W  White Epoxy Coated Aluminum

DIAPHRAGM MATERIAL 

  • B  Nitrile (Buna)
  • E  EPDM
  • F  FDA Nitrile
  • N  Neoprene
  • R  Santoprene 
  • H  Hytrel
  • V  FKM (Viton)

BACKUP DIAPHRAGM 

  • 0  None

CHECK VALVE MATERIAL 

  • S  Stainless Steel

SEAT MATERIAL

  • S  Stainless Steel

AIR VALVE

  • 0  SANDPIPER Standard ESADS

AIR VALVE OPTION

  • 0 None
  • B Stainless Steel Sleeve & Brass Spool

EXHAUST OPTION

  • 0 Encapsulated Polypropylene 
  • 6 Threaded Metal

PORT TYPE

  • B  BSPT
  • N  NPT
  • U  Universal ANSI/DIN Flange

PORT OPTION  

  • R  Center Ported

DESIGN LEVEL 

  • 1  Design Level 

Your Serial #: (fill in from pump nameplate) _____________________________________


Performance
B20F BEAST METALLIC FLAP VALVE PUMP

SUCTION/DISCHARGE PORT SIZE
  • 2" (50mm) NPT(F) 
  • 2" (50mm) BSP (T)
CAPACITY
  • 0 to 208 gallons per minute (0 to 787 liters per minute)
AIR DISTRIBUTION VALVE
  • No-lube, no-stall design
SOLIDS-HANDLING
  • Up to 1.8in. (45mm)
HEADS UP TO
  • 125 psi or 289 ft. of water (8.8 Kg/cm2 or 88 meters)
MAXIMUM OPERATING PRESSURE
  • 125 psi (8.6 bar)
DISPLACEMENT/STROKE
  • 47 Gallon / 1.8 liter
SHIPPING WEIGHT
  • Aluminum 88 lbs. (39.9kg)
  • Cast Iron 130 lbs. (59kg)
  • Stainless Steel 140 lbs. (63.5kg)
*for cast iron center add 35 lbs. (15.9 kg)

MODEL HDF2 Performance Curve

Dimensional Drawings
B20F BEAST METALLIC FLAP VALVE PUMP
Dimensions in inches (metric dimensions in brackets). Dimensional Tolerance .125" (3mm). 

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