Barber Colman MK-68XX Linkage for 2-1/2 to 4" VB9XXX Valves

The AV-495 linkage is used to field install MK-68X1, MS-8XX1X-XXX, MSR-8801X, MSR-8601X and MSR-8701X series of actuators 2-1/2" to 4" VB-9213, VB-9223 and VB-9313 TAC valve bodies. Table-1 provides a list of actuators and valves compatible with AV-495 and details resulting close-off pressure.