AR50-SP Diaphragm Pump

* This unit ships in 3-5 days The AR50-SP is a medium pressure diaphragm pump that is popular in the lawn care and pest control industry. The AR50 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 AR50-SP replaces the Hypro D50.  The AR50-SP is a medium pressure, two diaphragm pump with a max flow of 14.8 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 AR50 are as follows: Diaphragm Kits: AR43293 - Blueflex AR43291 - Desmopan AR43290 - Buna Valve Kits: AR1920 - Valves O-Ring Kits: AR1919 - O-Rings Oil: AR64516 - Oil AR50 Manual  AR50-SP Specifications Max GPM: 14.8 GPM Max PSI: 580 PSI Max RPM: 550 RPM Max Fluid Temp: 140 F Diaphragm Material: Desmopan Inlet Barb: 1 1/4" Outlet: 1/2" Weight: 39.3 Lbs Oil Capacity: 32 oz