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Specifications of International Thread Standards

The buttress thread with 45° flank angle is used on hydraulic presses. It is used in order to avoid the development of explosive force in the nut, since the nut has to be divided into two parts for heavy press columns for technical reasons.

Nominal
Diameter
Bolt Thread
Nominal Diameter
mm
Minor Diameter
mm
Tapping
Drill Size
mm
Pitch
mm
S 100 x 5100.0094.2595.005.00
S 106 x 5106.00100.25101.005.00
S 112 x 5112.00106.25107.005.00
S 118 x 5118.00112.25113.005.00
S 125 x 5125.00119.25120.005.00
S 132 x 5132.00126.25127.005.00
S 140 x 5140.00134.25135.005.00
S 150 x 6150.00143.10144.006.00
S 160 x 6160.00153.10154.006.00
S 170 x 6170.00163.10164.006.00
S 180 x 6180.00173.10174.006.00
S 190 x 6190.00183.10184.006.00
S 200 x 8200.00190.80192.008.00
S 212 x 8212.00202.80204.008.00
S 224 x 8224.00214.80216.008.00
S 236 x 8236.00226.80228.008.00
S 250 x 8250.00240.80242.008.00
S 265 x 10265.00253.50255.0010.00
S 280 x 10280.00268.50270.0010.00
S 300 x 10300.00288.50290.0010.00
S 315 x 10315.00303.50305.0010.00
S 335 x 12335.00321.20323.0012.00
S 355 x 12355.00341.20343.0012.00
S 375 x 12375.00361.20363.0012.00
S 400 x 16400.00381.60384.0016.00
S 425 x 16425,00406,60409,0016,00
S 450 x 16450.00431.60434.0016.00
S 475 x 16475.00456.60459.0016.00
S 500 x 16500.00481.60484.0016.00
S 530 x 20530.00507.00510.0020.00
S 560 x 20560.00537.00540.0020.00
S 600 x 20600.00577.00580.0020.00
S 630 x 20630.00607.00610.0020.00
S 670 x 24670.00642.40646.0024.00
S 710 x 24710.00682.40686.0024.00
S 750 x 24750.00722.40726.0024.00
S 800 x 32800.00763.20768.0032.00
S 850 x 32850.00813.20818.0032.00
S 900 x 32900.00863.20868.0032.00
S 950 x 32950.00913.20918.0032.00
S 1000 x 321000.00963.20968.0032.00
S 1060 x 401060.001014.001020.0040.00
S 1120 x 401120.001074.001080.0040.00
S 1180 x 401180.001134.001140.0040.00
S 1250 x 401250.001204.001210.0040.00
Buttress 45°

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