Other Keystone Equipment

Keystone 257-065 Quarter Turn Actuator

The Keystone 257-065 is a quarter turn style pneumatic Actuator. The Keystone 257-065 is available as a direct acting and spring return option.


Please contact us for more information.

Simple robust construction
Maintenance friendly with semi-serviceable design
Drives from 1" to 2.5" [25 mm to 65 mm] Butterfly Valves
Easy-fit mounting kit allows actuators to be fitted without plant shutdowns
Available in direct acting and spring return configuration
Fitted with either high visibility indicator or F783 Control Head.
Air supply
Min: 550 kPa (80 psi)
Max: 800 kPa (115 psi)