Air repair kit for Husky Series 1590, 1040 and 2150 air operated double diaphragm pumps.  
Husky Series 1590 Air-Operated Diaphragm pump has a 1-1/2" flange connection and is available in aluminum, stainless steel, PVDF and polypropylene.  The Husky 1590 features a patented, high-reliability closed center air valve that is online serviceable and an epoxy-coated air section for tough environmental conditions.  The air valve is externally accessible making service quick and easy without uninstalling the diaphragm pump.  Husky Series 1590 Air-Operated Diaphragm pumps are for use in the following applications:  
-  Part Circulation Pumps 
-  Chemical Transfer 
-  Oil Transfer 
-  Medium-Viscosity Material Transfer 
-  Low-Viscosity Material Transfer 
-  Pumping 
-  Fluid Transfer