Once stem external threads 436 abut with {HEAD ~ braze body female threads} 443, stem 419 no longer moves axially, since stem external threads 436 have not engaged with {TAIL ~ braze body female threads} 443 
Once stem external threads 436 abut with { HEAD ~ braze body female threads } 443 , stem 419 no longer moves axially , since stem external threads 436 have not engaged with { TAIL ~ braze body female threads } 443
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH