
Tapping tools | CoroTap® 300 CoroTap® 300, cutting tap with spiral flutes Thread form: NPT Common data values THCHT SUBSTRATE COATING C = 2-3xTP HSS-E PVD FeN Imperial (inch) P M K B145 B145 B145 Ordering code TDZ TD DCONMS TPI LU TCTR LF THL NOF PHD BSG [inch] [inch] [inch] [inch] [inch] [inch] T300-XM100AL-1/16 ● ● ● NPT 1/16-27 0.304 0.313 27 2.205 Normal 3.150 0.551 3 0.248 DIN 2184-1/ANSI T300-XM100AL-1/8 ● ● ● NPT 1/8-27 0.396 0.437 27 2.520 Normal 3.543 0.551 4 0.335 DIN 2184-1/ANSI T300-XM100AL-1/4 ● ● ● NPT 1/4-18 0.526 0.562 18 2.323 Normal 3.937 0.787 4 0.433 DIN 2184-1/ANSI T300-XM100AL-3/8 ● ● ● NPT 3/8-18 0.662 0.700 18 2.638 Normal 4.331 0.787 5 0.571 DIN 2184-1/ANSI T300-XM100AL-1/2 ● ● ● NPT 1/2-14 0.825 0.687 14 3.110 Normal 4.921 1.024 5 0.709 DIN 2184-1/ANSI T300-XM100AL-3/4 ● ● ● NPT 3/4-14 1.035 0.906 14 3.071 Normal 5.512 1.024 5 0.906 DIN 2184-1/ANSI T300-XM100AL-1 ● ● ● NPT 1”-11.5 1.296 1.125 11.5 2.283 Normal 5.906 1.220 5 1.142 DIN 2184-1/ANSI ● = First choice ○ = Good choice 586