Repair Kit, Check Ball Material PTFE, Compatible with Grainger Part Number 6CCL6, 6CCL8, 6CCN0, Compatible with Manufacturer Model Number PD10P-APS-PTT, PD10P-FPS-PTT, PD10P-YPS-PTT, Diaphragm Material PTFE, Number of Check Balls 4, Number of Diaphragms 4, Number of O-Rings 20, Number of Seals 22, Valve Type Ball, Product Type Fluid End Repair Kit, Media Intake Pressure (Maximum) 120 psi, Compatible with Pump Type Air Operated Double Diaphragm Pump, Includes Balls, Diaphragms, O-Rings, Seals