3/4 npt thread

Standard: ANSI B 1.20.1
Pitch of thread: 1.81
Thread Angle: 60°
Taper Angle: 1°47′
Nominal Pipe Size: 3/4″
Outside Dia(D): 26.57 mm
Pitch diameter at plane of hand-tight engagement (E): 25.117 mm
position of handtight engagement(L1): 8.661mm
usefull external thread(L2): 13.861mm/ 4.75Gg
external thread with complete thread profile(L4): 10.234mm
Tapping Drill Size: 2262 mm