Tooling application table (External thread)

MetricUnifiedParallel pipeWhitworthTapered pipeAmerican national tapered pipe30˚ trapezoidal
Thread typesMUN, UNC UNF, UNEFG(PF)WR(PT) (BSPT)NPTTr
Thread shapeInternal TP 60˚Internal TP 60˚Internal TP 55˚Internal TP 55˚Internal TP 55˚ 1˚47'Internal TP 60˚ 1˚47'Internal TP 30˚
ExternalExternalExternalExternalExternalExternalExternal
Pitch Toolholder shapemmTPITPITPITPITPImm
KTN (KTN-JCT) Full profile0.5~5.0 (0.5~3.0)24~8 (24~8)19~11 (19~11)16~11 (16~11)28~11 (28~11)18~11.5 (18~11.5)-
Partial profile0.5~5.0 (0.5~3.0)48~5 (48~8)28~11 (28~11)40~5 (40~8)28~11 (28~11)-2.0~5.0 (2.0~3.0)
KTNS Full profile0.5~3.024~819~1116~1128~1118~11.5-
Partial profile Sleeve holder S-KTN0.5~3.048~828~1140~828~11-2.0~3.0
KTT Full profile1.0~2.0------
Partial profile0.5~3.556~828~1124~728~11--
KTTX Partialprofile0.5~2.056~1428~1124~1128~11--
S-KTTX Partialprofile0.5~2.056~1428~1124~1128~11--
KTKF
Partialprofile KTKF (Goose-neck holder)0.2~1.564~1828~1940~1628~19--

JJ

Pitch inside ( ) indicates KTN-JCT.