As seen, {TAIL ~ the nozzles} 88 in FIG 3 are positioned to direct {HEAD ~ pressurized fluid} against the inner wall of the box 31 of member 22 since the threads are interior, rather than exterior as on the pin end 26 
As seen , { TAIL ~ the nozzles } 88 in FIG 3 are positioned to direct { HEAD ~ pressurized fluid } against the inner wall of the box 31 of member 22 since the threads are interior , rather than exterior as on the pin end 26
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL 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 OTH OTH OTH