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Metric Trapezoidal Screw Threads Table Chart

BOLTNUT
Screw Denomination and PitchScrew coreThread depthOutside DiameterScrew coreThread depth
Tr 10 X 27.51.2510.58.51
Tr 10 X 36.51.7510.57.51.5
Tr 12 X 29.51.2512.510.51
Tr 12 X 38.51.7512.59.51.5
Tr 14 X 310.51.7514.511.51.5
Tr 16 X 312.51.7516.513.51.5
Tr 16 X 411.52.2516.512.52
Tr 18 X 413.52.2518.514.52
Tr 20 X 415.52.2520.516.52
Tr 22 X 516.52.7522.5182.25
Tr 24 X 518.52.7524.5202.25
Tr 28 X 621.53.2528.5232.75
Tr 36 X 629.53.2536.5312.75
Tr 40 X 831.54.2540.5333.75
Tr 50 X 841.54.2550.5433.75
Tr 56 X 847.54.2556.5493.75
Tr 63 X 1052.55.2563.5544.75
Tr 70 X 1059.55.2570.5614.75
Tr 80 X 1069.55.2580.5714.75
Tr 100 X 1287.56.2580.5895.75
Tr 125 X 161086.51261117.5

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