Table 5. Dimensions of Heavy Hex Structural Bolts ASME B18.2.6-2019
A
[Note (3)]
[Note (3)]
A
[Note (4)] M A M
H
H
R [Note (7)] M
R [Note (7)] M
F
[Note (3)]
[Note (3)]
A
A
[Note (6)]
[Note (6)]
E
E
G
L B Y (ref.)
L B Y (ref.)
(Ref.)
L T
L T
(Ref.)
+0 –15
+0 –15
30 deg.
30 deg.
L G
L G
L
L
Cut Thread
Rolled Thread
Transition Thread Length Y Note (10) Max., Ref.
Thread Length L T Note (10)
Total Runout of Bearing Surface FIM Note (3)
Nominal Size or Basic Product Diameter Note (15)
Body Diameter, E Note (5)
Width Across Flats F Note (2)
Width Across Corners G
Head Height H
Radius of Fillet R
Min. 0.482 0.605 0.729 0.852 0.976 1.098 1.223 1.345 1.470
Basic
Max.
Min. 0.850 1.031 1.212 1.394 1.575 1.756 1.938 2.119 2.300
Max.
Min. Basic Max.
Min. 0.302 0.378 0.455 0.531 0.591 0.658 0.749 0.810 0.902
Max.
Min. 0.009 0.021 0.021 0.031 0.062 0.062 0.062 0.062 0.062
Ref. 1.00 1.25 1.38 1.50 1.75 2.00 2.00 2.25 2.25
Max. 0.016 0.019 0.022 0.025 0.028 0.032 0.035 0.038 0.041
[No a (15)]
Max.
0.5000 0.515 0.6250 0.642 0.7500 0.768 0.8750 0.895 1.0000 1.022 1.1250 1.149 1.2500 1.277 1.3750 1.404 1.5000 1.531
0.875 1.062 1.250 1.438 1.625 1.812 2.000 2.188 2.375
1.010 0.969
0.323 0.403 0.483 0.563 0.627 0.718 0.813 0.878 0.974
0.031 0.062 0.062 0.062 0.093 0.093 0.093 0.093 0.093
0.19 0.22 0.25 0.28 0.31 0.34 0.38 0.44 0.44
1 ∕ 2 5 ∕ 8 3 ∕ 4 7 ∕ 8
7 ∕ 8
5 ∕ 16
1.227 1.175 25 ∕ 64 1.443 1.383 15 ∕ 32 1.660 1.589 35 ∕ 64 1.876 1.796 39 ∕ 64 2.093 2.002 11 ∕ 16 2.309 2.209 25 ∕ 32 2.526 2.416 27 ∕ 32 2.742 2.622 15 ∕ 16
1 1 ∕ 16 1 1 ∕ 4 1 7 ∕ 16 1 5 ∕ 8 1 13 ∕ 16
1
1 1 ∕ 8 1 1 ∕ 4 1 3 ∕ 8 1 1 ∕ 2
2
2 3 ∕ 16 2 3 ∕ 8
Made with FlippingBook - Share PDF online