~ ~~~~ INDD B1-20.3 76 W 2595512 0077959 O20 W ANSI-B1.20.3 ADOPT1 ON NOTICE ANSI-B1.20.3, "Pipe Threads, INCH, ...
A N A M E R I C A N N A T I O N A L S TA N D A R DUnified INCH Screw Threads(UN and UNR Thread Form...