Repair Kit, Check Ball Material Santoprene, Compatible with Grainger Part Number 6CCK2, 6CCK6, 6CCL0, 6CCL1, 6CCL2, Compatible with Manufacturer Model Number PD10A-AAP-AAA, PD10A-ACP-AAA, PD10A-ASS-AAA, PD10R-ASS-AAA, PW10A-AAP-AAA, Diaphragm Material Santoprene, Number of Check Balls 4, Number of Diaphragms 2, Number of O-Rings 20, Number of Seals 24, Valve Type Ball, Product Type Fluid End Repair Kit, Media Intake Pressure (Maximum) 120 psi