Double End Stud ISO

ASME B18.31.1 Body Dimensions for Double End Studs

underdevelpoment
All dimensions are in mm unless mentioned otherwise
Nominal
Size
inch
Diameter,
D
Nut End Minimum
Full Thread Length, Bmin
Umax = 2
Thread Pitches
L ≤ 1010 < L ≤ 16L > 16UNC ThreadsUNF Threads8UN Threads
1/40.25000.7501.0001.5000.1000.071--
5/160.31250.8751.1251.6250.1110.083--
3/80.37501.0001.2501.7500.1250.083--
7/160.43751.1251.3751.8750.1430.100--
1/20.50001.2501.5002.0000.1540.100--
9/160.56251.3751.6252.1250.1670.111--
5/80.62501.5001.7502.2500.1820.111--
3/40.75001.7502.0002.5000.2000.125--
7/80.87502.0002.2502.7500.2220.143--
11.00002.2502.5003.0000.2500.167--
1 1/81.12502.5002.7503.2500.2860.1670.250
1 1/41.25002.7503.0003.5000.2860.1670.250
1 3/81.37503.0003.2503.7500.3330.1670.250
1 1/21.50003.2503.5004.0000.3330.1670.250
1 5/81.62503.5003.7504.250----0.250
1 3/41.75003.7504.0004.5000.400--0.250
1 7/81.87504.0004.2504.750----0.250
22.0004.2504.5005.0000.444--0.250
2 1/42.25004.7505.0005.5000.444--0.250
2 1/22.50005.2505.5006.0000.500--0.250
2 3/42.75005.7506.0006.5000.500--0.250
33.000--6.5007.0000.500--0.250
3 1/43.2500--7.0007.5000.500--0.250
3 1/23.5000--7.5008.0000.500--0.250
3 3/43.7500--8.0008.5000.500--0.250
44.000--8.5009.0000.500--0.250

Double End Studs Metric

ASME B18.31.1M Body Dimensions for Double End Studs Metric

underdevelpoment
All dimensions are in mm unless mentioned otherwise
Nominal SizeBody Diameter, Dr,
for Reduced Body Studs
Body Diameter, Ds,
for Full Body Studs
Diameter,
D
Pitch,
P
Maximum Overall
Length, Lt
Minimum Overall Length, lt
≤150>150MinimumMaximum≤150>150
M1.60.35.........1.61.291.29
M20.4.........21.651.65
M2.50.45.........2.52.122.12
M30.5.........32.582.58
M40.7.........43.433.43
M50.8.........54.364.36
M615.395.515.2165.825.7
M81.257.267.47.0487.787.64
M101.59.089.228.86109.789.64
M121.7510.9511.1110.681211.7311.57
M14 212.7712.9312.51413.7313.57
M16214.7714.9314.51615.7315.57
M202.518.4918.6818.162019.6719.48
M24322.1322.3221.82423.6723.48
M303.5...27.9827.4630...29.48
M364...33.7433.1236...35.38
M424.5...39.438.7842...41.38
M485...45.0544.4348...47.38
M565.5...52.8352.0956...55.26
M646...60.4859.7464...63.26
M726...68.4867.7472...71.26
M806...76.4875.7480...79.26
M906...86.6185.7490...89.13
M1006...96.5995.72100...99.13