5 NPT Thread Dimensions-FIREMINUS
Standard: ANSI B 1.20.1
Pitch of thread: 3.175
Thread Angle: 60°
Taper Angle: 1°47′
Nominal Pipe Size: 5″
Outside Dia(D): 141.3mm
Pitch diameter at plane of hand-tight engagement (E): 138.412 mm
position of handtight engagement(L1): 23.79mm
usefull external thread(L2): 35.720mm
Tapping Drill Size: 134.38 mm
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