A flow control member operatively coupled to the body moves between a first position in which the flow control member engages the valve seat to restrict {HEAD ~ the flow} of fluid through the valve and a second position in which the flow control member is spaced from the valve seat to allow {TAIL ~ the flow} of fluid through the valve 
A flow control member operatively coupled to the body moves between a first position in which the flow control member engages the valve seat to restrict { HEAD ~ the flow } of fluid through the valve and a second position in which the flow control member is spaced from the valve seat to allow { TAIL ~ the flow } of fluid through the valve
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH