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Specifications of International Thread Standards

Buttress thread for plastic containers according to DIN 6063-1.
K is for Kunststoff (plastic) and S for Sägengewinde (Buttress thread).
Thread sizes in brackets should not be used, if possible.

Thread SizeBolt ThreadNut ThreadPitch
mm
Thread Angle °
α
 Major Diameter
mm
Tapping Drill Size
mm
Major Diameter
mm
Tapping Drill Sizer
mm
KS 1010.08.010.18.12.040°
(KS 12)12.010.012.110.12.040°
KS 1414.011.514.111.62.540°
(KS 16)16.013.516.113.62.540°
KS 1818.015.018.115.13.040°
(KS 20)20.017.020.117.13.040°
KS 2222.019.022.119.13.040°
KS (24)24.021.014.121.13.030°
KS 2525.022.025.122.13.030°
KS (26)26.023.026.123.13.030°
KS 2828.025.028.125.13.030°
KS (30)30.027.030.127.13.030°
KS 3232.029.032.129.13.030°
KS (36)36.033.036.133.13.030°
KS 4040.037.040.137.13.030°
KS (45)45.041.045.141.14.030°
KS 5050.056.050.156.14.030°
KS 6060.054.060.354.36.030°
KS Thread

Trapezoidal thread for plastic containers according to DIN 6063-2.
K is for Kunststoff (plastic) and T for Trapezgewinde (Trapezoidal thread).
Thread sizes in brackets should not be used, if possible.

Thread SizeBolt ThreadNut ThreadPitch
mm
 Major Diameter
mm
Tapping Drill Size
mm
Major Diameter
mm
Tapping Drill Size
mm
KT 1010.08.010.18.12.0
(KT 12)12.010.012.110.12.0
KT 1414.011.514.111.62.5
(KT 16)16.013.516.113.62.5
KT 1818.015.018.115.13.0
(KT 20)20.017.020.117.13.0
KT 2222.019.022.119.13.0
KT (24)24.021.014.121.13.0
KT 2525.022.025.122.13.0
KT (26)26.023.026.123.13.0
KT 2828.025.028.125.13.0
KT (30)30.027.030.127.13.0
KT 3232.029.032.129.13.0
KT (36)36.033.036.133.13.0
KT 4040.037.040.137.13.0
KT (45)45.041.045.141.14.0
KT 5050.056.050.156.14.0
KT Thread

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