ROSS Controls 422K77-A Valve Service Kit

ROSS Controls 422K77-A Valve Service Kit is a base-service kit for the 77 Series valves, designed to recondition the valve base by replacing seals, gaskets, and other essential components. The kit targets body sizes 2 and 4 and is compatible with 1/2-inch and 3/4-inch ported valves in the 77 Series family. As a standard offering from ROSS Controls, the 422K77-A corresponds to the base-service kit used to refresh the valve base during maintenance or refurbishment, ensuring the included seals and parts are replaced to restore proper base function. This service kit is intended for use by qualified technicians following ROSS service instructions and supports routine valve maintenance and refurbishments of 77-Series pneumatic valves in automation and control systems.