Description:Cat check valve is designed to provide a uni-directional fluid flow and prevent back flow.Attributes:• Steel check valve with seal• Inlet Connection Type: Male ORFS• Outlet Connection Type: Female ORFS• Thread Size: 1-3/16-12 (Both ends)• Hex Size: 35 mm (1.37 in)• Cracking Pressure: 1 psiApplication:Consult your owner's manual or contact your local Cat Dealer for more information.