{TAIL ~ Valve stem} 419 would have to be rotated in the opposite direction in order to engage with {HEAD ~ braze body} internal threads 443 
{ TAIL ~ Valve stem } 419 would have to be rotated in the opposite direction in order to engage with { HEAD ~ braze body } internal threads 443
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH