DIN 653 Flat Knurled Thumb Screws

Equivalent Standards

DIN 653 Flat Knurled Thumb Screws

Dimensions for DIN 653 Flat Knurled Thumb Screws

Thread d p a1 c dk ds e k r
max nom max min nom=max min nom=max min
M1 0.25 0.75 - 5.5 5.74 5.26 - - - 1.5 1.25 0.5
M1.2 0.25 0.75 - 6 6.24 5.76 - - - 1.5 1.25 0.5
M1.4 0.3 0.9 - 7 7.29 6.71 - - - 2 1.75 0.5
M1.6 0.35 1.05 - 7.5 7.79 7.21 - - - 2 1.75 0.5
M2 0.4 1.2 - 9 9.29 8.71 2 1.86 1.5 2 1.75 0.5
M2.5 0.45 1.35 0.3 11 11.35 10.65 2.5 2.36 2 2.5 2.25 0.5
M3 0.5 1.5 0.3 12 12.35 11.65 3 2.86 2 2.5 2.25 0.5
M3.5 0.6 1.8 0.4 14 14.35 13.65 3.5 3.32 2.5 3 2.75 0.5
M4 0.7 2.1 0.4 16 16.35 15.65 4 3.82 3 3.5 3.2 0.5
M5 0.8 2.4 0.4 20 20.42 19.58 5 4.82 3 4 3.7 1
M6 1 3 0.5 24 24.42 23.58 6 5.82 4 5 4.7 1
M8 1.25 3.75 0.6 30 30.42 29.58 8 7.78 5 6 5.7 2
M10 1.5 4.5 0.8 36 36.5 35.5 10 9.78 6 8 7.64 2