The counterbalance valve will hold a load in position until pressure or an external force is applied to move the load. Turning the adjusting screw clockwise will increase the load carrying capacity of the valve. Optional manual and flush manual release.
|Model No.||1/2 NPTF||3/4 NPTF|
|No Manual Release||B81C00||B121C00|
|Flush Manual Release||B81CFM||B121CFM|