Check Ball, Compatible with Grainger Part Number 2CAU4, 2CAU5, 33RM97, Compatible with Manufacturer Model Number PD03P-ADS-DCC, PD03P-AES-DCC, Material Hytrel, Media Intake Connection Type Not Applicable, Product Type Check Ball, Compatible with Pump Type Diaphragm Pump, Compatible with Series Compact-Series, Compatible with Brand ARO, Media Temperature (Maximum) Not Applicable, Media Temperature (Minimum) Not Applicable