Specifications of International Thread Standards

Cylindrical internal thread according to DIN 13, tapered external thread (taper 1:16)
Tapered external thread for pipe fittings with sealing compound. According to DIN 158-1, only the external thread is conical, the internal thread is cylindrical. According to the old standard DIN 158, internal and external thread are tapered. Today, the tapered internal thread is still in use according to the old standard. The thread is used on sealing screws, screw-in connectors and lubrication nipples.
The flank angle is 60°.

Male Thread
Diameter
Major
Diameter
mm
Tapping
Drill Size
mm
Pitch
mm
M 5 keg 5.00 4.019 0.80
M 6 keg 6.00 3.773 1.00
M 8 x 1 keg 8.00 6.773 1.00
M 10 x 1 keg 10.00 8.773 1.00
M 10 x 1.25 keg 10.00 8.466 1.25
M 12 x 1 keg 12.00 10.773 1.00
M 12 x 1.25 keg 12.00 10.466 1.25
M 12 x 1.5 keg 12.00 10.160 1.50
M 14 x 1.5 keg 14.00 12.160 1.50
M 16 x 1.5 keg 16.00 14.160 1.50
M 18 x 1.5 keg 18.00 16.160 1.50
M 20 x 1.5 keg 20.00 18.160 1.50
M 22 x 1.5 keg 22.00 20.160 1.50
M 24 x 1.5 keg 24.00 22.160 1.50
M 26 x 1.5 keg 26.00 24.160 1.50
M 27 x 1.5 keg 27.00 25.160 1.50
M 27 x 2 keg 27.00 24.546 2.00
M 30 x 1.5 keg 30.00 28.160 1.50
M 30 x 2 keg 30.00 27.546 2.00
M 33 x 1.5 keg 33.00 31.160 1.50
M 33 x 2 keg 33.00 30.546 2.00
M 36 x 1.5 keg 36.00 34.160 1.50
M 36 x 2 keg 36.00 34.546 2.00
M 38 x 1.5 keg 38.00 36.160 1.50
M 39 x 1.5 keg 39.00 37.160 1.50
M 39 x 2 keg 39.00 36.546 2.00
M 42 x 1.5 keg 42.00 40.160 1.50
M 42 x 2 keg 42.00 39.546 2.00
M 45 x 1.5 keg 45.00 43.160 1.50
M 45 x 2 keg 45.00 42.546 2.00
M 48 x 1.5 keg 48.00 46.160 1.50
M 48 x 2 keg 48.00 45.546 2.00
M 52 x 1.5 keg 52.00 50.160 1.50
M 52 x 2 keg 52.00 49.546 2.00
M 56 x 2 keg 56.00 53.546 2.00
M 60 x 2 keg 60.00 57.546 2.00
metric taper thread