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. Advertising: Thread Size | Bolt Thread | Nut Thread | Pitch mm | Thread Angle ° α | | Major Diameter mm | Tapping Drill Size mm | Major Diameter mm | Tapping Drill Sizer mm | KS 10 | 10.0 | 8.0 | 10.1 | 8.1 | 2.0 | 40° | (KS 12) | 12.0 | 10.0 | 12.1 | 10.1 | 2.0 | 40° | KS 14 | 14.0 | 11.5 | 14.1 | 11.6 | 2.5 | 40° | (KS 16) | 16.0 | 13.5 | 16.1 | 13.6 | 2.5 | 40° | KS 18 | 18.0 | 15.0 | 18.1 | 15.1 | 3.0 | 40° | (KS 20) | 20.0 | 17.0 | 20.1 | 17.1 | 3.0 | 40° | KS 22 | 22.0 | 19.0 | 22.1 | 19.1 | 3.0 | 40° | KS (24) | 24.0 | 21.0 | 14.1 | 21.1 | 3.0 | 30° | KS 25 | 25.0 | 22.0 | 25.1 | 22.1 | 3.0 | 30° | KS (26) | 26.0 | 23.0 | 26.1 | 23.1 | 3.0 | 30° | KS 28 | 28.0 | 25.0 | 28.1 | 25.1 | 3.0 | 30° | KS (30) | 30.0 | 27.0 | 30.1 | 27.1 | 3.0 | 30° | KS 32 | 32.0 | 29.0 | 32.1 | 29.1 | 3.0 | 30° | KS (36) | 36.0 | 33.0 | 36.1 | 33.1 | 3.0 | 30° | KS 40 | 40.0 | 37.0 | 40.1 | 37.1 | 3.0 | 30° | KS (45) | 45.0 | 41.0 | 45.1 | 41.1 | 4.0 | 30° | KS 50 | 50.0 | 46.0 | 50.1 | 46.1 | 4.0 | 30° | KS 60 | 60.0 | 54.0 | 60.3 | 54.3 | 6.0 | 30° |  |
Advertising: 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 Size | Bolt Thread | Nut Thread | Pitch mm | | Major Diameter mm | Tapping Drill Size mm | Major Diameter mm | Tapping Drill Size mm | KT 10 | 10.0 | 8.0 | 10.1 | 8.1 | 2.0 | (KT 12) | 12.0 | 10.0 | 12.1 | 10.1 | 2.0 | KT 14 | 14.0 | 11.5 | 14.1 | 11.6 | 2.5 | (KT 16) | 16.0 | 13.5 | 16.1 | 13.6 | 2.5 | KT 18 | 18.0 | 15.0 | 18.1 | 15.1 | 3.0 | (KT 20) | 20.0 | 17.0 | 20.1 | 17.1 | 3.0 | KT 22 | 22.0 | 19.0 | 22.1 | 19.1 | 3.0 | KT (24) | 24.0 | 21.0 | 14.1 | 21.1 | 3.0 | KT 25 | 25.0 | 22.0 | 25.1 | 22.1 | 3.0 | KT (26) | 26.0 | 23.0 | 26.1 | 23.1 | 3.0 | KT 28 | 28.0 | 25.0 | 28.1 | 25.1 | 3.0 | KT (30) | 30.0 | 27.0 | 30.1 | 27.1 | 3.0 | KT 32 | 32.0 | 29.0 | 32.1 | 29.1 | 3.0 | KT (36) | 36.0 | 33.0 | 36.1 | 33.1 | 3.0 | KT 40 | 40.0 | 37.0 | 40.1 | 37.1 | 3.0 | KT (45) | 45.0 | 41.0 | 45.1 | 41.1 | 4.0 | KT 50 | 50.0 | 46.0 | 50.1 | 46.1 | 4.0 |  |
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