Description:Cat check valve is designed to provide a uni-directional fluid flow and prevent back flow.Attributes:• Steel valve with seals• Inlet Connection Type: Male STOR• Inlet Thread Size: 1-5/16-12• Outlet Connection Type: Male ORFS• Outlet Thread Size: 1-7/16-12• Hex Size: 1.5 in (38.1 mm)• Max Operating Pressure: 3000 psi (20700 kPa)• Cracking Pressure: 15 psi (103 kPa)Application:Consult your owner's manual or contact your local Cat Dealer for more information.