Ross Controls 416K77 Service Kit

Ross Controls 416K77 Service Kit is a valve base service kit designed for the Ross 77-Series pneumatic valves. It provides seals and other parts needed to recondition the valve base, supporting maintenance and repair workflows for 77-Series valves. Base service kits for the 77 Series cover body sizes 2 and 4 and port configurations at 1/2 inch and 3/4 inch, indicating that the 416K77 is intended to service those configurations within the 77 family. Catalog entries show related kit numbers such as 1694K77 for body size 2 and 1695K77 for body size 4, reflecting Ross's standardized naming for valve base service kits in the same series. Some online listings indicate that the 416K77 service kit is sold without a gasket (W/O Gasket), so verify the kit contents with the seller or via official Ross distributors before purchase. Used as part of regular valve maintenance, the service kit helps refresh seals and compatible components to restore base integrity and support proper valve operation in pneumatic circuits.