(30) BECO Stopcocks (plug valves) are precision machined valves that function in much the same way as a ball valve. When the handle points in the direction of flow, the valve is fully open; when the handle points perpendicular to the direction of flow, the valve is fully closed; and at the 45° position the valve is half open and thereby has a metering effect.
(81) Features all PTFE and elastomer wetted fluid path. This relief valve is fully adjustable from 10- 90 psi by simply adjusting the upper stainless steel screw and locking in place with the stainless steel nut.