Diaphragm Pump Repair Kit, Check Ball Material Acetal, Compatible with Grainger Part Number 3P785, For Use with Mfr Model Number 650717-C, Diaphragm Material Viton, Number of Check Balls 4, Number of Diaphragms 2, Number of O-Rings 14, Number of Seals 14, Valve Type Ball, Product Type Fluid End Repair Kit, Media Intake Pressure (Maximum) 50 psi, Compatible with Pump Type Air Operated Double Diaphragm Pump, Includes Balls, Diaphragms, O-Rings, Seals, Media Temperature (Minimum) -40 Degrees F. This item has been restricted from sale in the following state (s): []