ANSI/ASME B 1.20.1-1983 NPT NUT 30 30

NPT

INTERNAL / EXTERNAL

90 1 47 NPT

SCREW NPT SCREW HELICAL FLUTES

THREADPITCHORDERING LL1D1D2NO. OF
SIZETPICODEFLUTES
11/16"27TMG06059L09 27NPT579.865.93
21/8"27TMG08077L10 27NPT6310.987.73
31/4"-3/8"18TMG10099L16 18NPT7316.4109.94
41/2"14TMG12119L20 14NPT8420.81211.94
51/2"14TMG16159L20 14NPT9320.81615.94
61"-2"11.5TMG20199L29 11.5NPT10529.72019.94
72 1/2"-6"8TMG20199L38 8NPT10538.12019.94

HELICAL FLUTES WITH COOLANT HOLE

THREAD PITCH ORDERING L L1 D1 D2 NO. OF

SIZE TPI CODE FLUTES

11/16"27TMGB06059L09 27NPT579.865.93
21/8"27TMGB08077L10 27NPT6310.987.73
31/4"-3/8"18TMGB10099L16 18NPT7316.4109.94
41/2"14TMGB12119L20 14NPT8420.81211.94
51/2"14TMGB16159L20 14NPT9320.81615.94
61"-2"11.5TMGB20199L29 11.5NPT10529.72019.94
72 1/2"-6"8TMGB20199L38 8NPT10538.12019.94