PTFE 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
(78) 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.
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