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Hex Bolts [Table 2] (ASTM A307 / A354 / A394)

ASME B 18.2.1 - 2012

Display drawing:

Screw Thread 3/8 7/16 1 2 2-1/4 5/8 3/4 1-1/8 1-1/4 1-3/8 1-1/2 1-5/8 1-3/4 1-7/8 2-1/2 3 3-1/4 3-1/2 3-3/4 4 2-3/4 1/4 7/8 5/16 1/2
Thread Size 3/8 7/16 1 2 2-1/4 5/8 3/4 1-1/8 1-1/4 1-3/8 1-1/2 1-5/8 1-3/4 1-7/8 2-1/2 3 3-1/4 3-1/2 3-3/4 4 2-3/4 1/4 7/8 5/16 1/2
D 0.375 0.4375 1 2 2.25 0.625 0.75 1.125 1.25 1.375 1.5 1.625 1.75 1.875 2.5 3 3.25 3.5 3.75 4 2.75 0.25 0.875 0.3125 0.5
PP UNC 16 14 8 4.5 4.5 11 10 7 7 6 6 None 5 None 4 4 4 4 4 4 4 20 9 18 13
PP UNF 24 20 12 None None 18 16 12 12 12 12 None None None None None None None None None None 28 14 24 20
PP UN None None None 8 8 None None 8 8 8 8 8 8 8 8 8 8 8 8 8 8 None None None None
Ds Max 0.388 0.452 1.022 2.039 2.305 0.642 0.768 1.149 1.277 1.404 1.531 1.658 1.785 1.912 2.559 3.081 3.335 3.589 3.858 4.111 2.827 0.26 0.895 0.324 0.515
Ds Min 0.36 0.421 0.976 1.964 2.214 0.605 0.729 1.098 1.223 1.345 1.47 1.591 1.716 1.839 2.461 2.961 3.21 3.461 3.726 3.975 2.711 0.237 0.852 0.298 0.482
S Max 0.562 0.625 1.5 3 3.375 0.938 1.125 1.688 1.875 2.062 2.25 2.438 2.625 2.812 3.75 4.5 4.875 5.25 5.625 6 4.125 0.438 1.312 0.5 0.75
S Min 0.544 0.603 1.45 2.9 3.262 0.906 1.088 1.631 1.812 1.994 2.175 2.356 2.538 2.719 3.625 4.35 4.712 5.075 5.437 5.8 3.988 0.425 1.269 0.484 0.725
E Max 0.650 0.722 1.732 3.464 3.897 1.083 1.299 1.949 2.165 2.382 2.598 2.815 3.031 3.248 4.330 5.196 5.629 6.062 6.495 6.928 4.763 0.505 1.516 0.577 0.866
E Min 0.620 0.687 1.653 3.306 3.719 1.033 1.240 1.859 2.066 2.273 2.48 2.616 2.893 3.099 4.133 4.959 5.372 5.786 6.198 6.612 4.546 0.484 1.447 0.552 0.826
K Max 0.268 0.316 0.7 1.388 1.548 0.444 0.524 0.78 0.876 0.94 1.036 1.116 1.196 1.276 1.708 2.06 2.251 2.38 2.572 2.764 1.869 0.188 0.604 0.235 0.364
K Min 0.226 0.272 0.591 1.175 1.327 0.378 0.455 0.658 0.749 0.81 0.902 0.978 1.054 1.13 1.479 1.815 1.936 2.057 2.241 2.424 1.632 0.15 0.531 0.195 0.302
R Max 0.030 0.030 0.090 0.120 0.19 0.060 0.060 0.09 0.09 0.09 0.09 0.090 0.120 0.120 0.190 0.190 0.190 0.190 0.190 0.190 0.190 0.030 0.060 0.030 0.030
R Min 0.010 0.010 0.030 0.040 0.06 0.020 0.020 0.03 0.03 0.03 0.03 0.030 0.040 0.040 0.060 0.060 0.060 0.060 0.060 0.060 0.060 0.010 0.020 0.010 0.010
B L≤6 1.0000 1.1250 2.2500 4.2500 4.75 1.5000 1.7500 2.5 2.75 3 3.25 3.5000 3.7500 4.0000 5.2500 6.2500 6.7500 7.2500 7.7500 8.2500 5.7500 0.7500 2.0000 0.8750 1.2500
B L＞6 1.2500 1.3750 2.5000 4.5000 5.000 1.7500 2.0000 2.75 3 3.25 3.5 3.7500 4.0000 4.2500 5.5000 6.5000 7.0000 7.5000 8.0000 8.5000 6.0000 1.0000 2.2500 1.1250 1.5000