In the embodiment, a rotational stop cock valve 24 is positioned forward of {HEAD ~ threaded cap portion} 25 in {TAIL ~ nozzle coupling assembly} 21 to selectively permit and restrict flow therethrough 
in
In the embodiment , a rotational stop cock valve 24 is positioned forward of { HEAD ~ threaded cap portion } 25 in { TAIL ~ nozzle coupling assembly } 21 to selectively permit and restrict flow therethrough
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH