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