Thread Type
[M] Metric
[UN] UNC/UNF/UNEF/UNR/UNRC/UNRF/UNS/...
[ST] Self-Tapping
Cutting/Locking Thread
[Wood] Wood Screw Thread
[NPT] American National Standard Taper Pipe Thread
[NPS] American National Standard Straight Pipe Thread
[ZM] [Mc] [Mp] Metic pressue-tight joints threads
[R] [Rc] [Rp] [R1] 55°Pipe Threads where Pressure-Tight Joints are made on the threads
[G] 55°Pipe Threads where Pressure-Tight Joints are not made on the threads
[Tr] Trapezoidal Thread
[S] Miniature screw threads