PAI Industries MDV-4225 Fuel Tank Shutoff Valve – Mack Trucks Fuller and Goodyear 1R14-172

and Goodyear 1R14-172

Mack CHU612/CHU613 (2008–2016)

24 in (133 mm) Outer Diameter 4

70 psi pressure-actuated switch with 9/16"–18 thread and rectangular connector

Donaldson: P550866

PAI Industries MDV-4225 Fuel Tank Shutoff Valve – Mack Trucks Fuller and Goodyear 1R14-172PAI MDV 4225 is a manual fuel tank shutoff valve for Mack heavy duty trucks, with a 1 2 in NPT pipe inlet and 5 8 in tube outlet. Used to isolate fuel flow at a saddle tank or in line for maintenance, tank to tank balancing, or filter changes. Direct replacement for Mack 61AX113, 20786947, and 6635 V412F108. Made in USA. Signs You Need a New Fuel Shutoff Valve Valve handle stiff, seized, or hard to turn Fuel weeping from the valve body or stem Valve