AR30-SP Diaphragm Pump


The AR30-SP is a medium pressure diaphragm pump that is popular in the lawn care and pest control industry. The AR30 assembly is the pump only with a universal drive face. The universal drive face can be adapted to a number of drive options including PTO, gear reduction and a 3/4" shaft for a pulley.

The AR30-SP replaces the Hypro D30. 

The AR30-SP is a medium pressure, two diaphragm pump with a max flow of 9.6 GPM. 

SP version flanged shaft for shaft kits

  • Parts in contact with pumped liquids in plastic-coated aluminium and body in aluminium
  • Diaphragms in NBR, Desmopan or Viton
  • Seals in NBR or Viton
  • Die-cast casing with oil-immersed mechanism and clear plastic tank for visual level checking
  • Pistons with ring for a more efficient “oil cushion” system to protect the diaphragm
  • New-design diaphragm cut-out system to prevent contact tearing even in heavy-duty operating conditions
  • Spherical sector profile valves for lower flow resistance and improved volumetric efficiency

Common replacement parts for the AR30 are as follows:

Diaphragm Kits:
AR43285 - Blueflex
AR43283 - Desmopan
AR43282 - Buna

Valve Kits:
AR1917 - Valves

O-Ring Kits:
AR1916 - O-Rings

AR64516 - Oil

AR30-SP Specifications

Max GPM: 9.6 GPM

Max PSI: 580 PSI

Max RPM: 550 RPM

Max Fluid Temp: 140 F

Diaphragm Material: Desmopan

Inlet Barb: 1"

Outlet: 1/2"

Weight: 20.5 Lbs

Oil Capacity: 18 oz

Click Here for AR30-SP Parts Manual.

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