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Hex Bolt Dimensions Table (October 26, 2009)
Hex Bolt Dimensions Table,Hex Bolt Dimensions,Head Height,Width Across Corners,Width Across Flats,Full-Size Body Diameter,Hex Bolt,Thread Length,Diameter
Hex Bolt Dimensions Table
Hex Bolt Dimensions s | ||||||||
Basic Product Diameter | Full-Size Body Diameter | Width Across Flats | Width Across Corners | Head Height | Thread Length | Thread Length | ||
Max | Min | Max | Min | Up to 6in | Over 6 in | |||
1/4 | .26 | .237 | 7/16 | .505 | 0.484 | 11/64 | 0.75 | 1.00 |
5/16 | .324 | .298 | 1/2 | .577 | 0.552 | 7/32 | 0.88 | 1.13 |
3/8 | .388 | .360 | 9/16 | .650 | 0.62 | 1/4 | 1.00 | 1.25 |
7/16 | .452 | .421 | 5/8 | .722 | 0.687 | 19/64 | 1.13 | 1.38 |
1/2 | .515 | .482 | 3/4 | .866 | 0.826 | 11/32 | 1.25 | 1.50 |
5/8 | .642 | .605 | 15/16 | 1.083 | 1.033 | 27/64 | 1.50 | 1.75 |
3/4 | .768 | .729 | 1-1/8 | 1.299 | 1.24 | 1/2 | 1.75 | 2.00 |
7/8 | .895 | .852 | 1-5/16 | 1.516 | 1.447 | 37/64 | 2.00 | 2.25 |
1 | 1.022 | .976 | 1-1/2 | 1.732 | 1.653 | 43/64 | 2.25 | 2.50 |
1-1/8 | 1.149 | 1.098 | 1-11/16 | 1.949 | 1.859 | 3/4 | 2.50 | 2.75 |
1-1/4 | 1.277 | 1.223 | 1-7/8 | 2.165 | 2.066 | 27/32 | 2.75 | 3.00 |
1-3/8 | 1.404 | 1.345 | 2-1/16 | 2.382 | 2.273 | 29/32 | 3.00 | 3.25 |
1-1/2 | 1.531 | 1.47 | 2-1/4 | 2.598 | 2.48 | 1 | 3.25 | 3.50 |
1-3/4 | 1.785 | 1.716 | 2-5/8 | 3.031 | 2.893 | 1-5/32 | 3.75 | 4.00 |
2 | 2.039 | 1.964 | 3 | 3.464 | 3.306 | 1-11/32 | 4.25 | 4.50 |
2-1/4 | 2.305 | 2.214 | 3-3/8 | 3.897 | 3.719 | 1-1/2 | 4.75 | 5.00 |
2-1/2 | 2.559 | 2.461 | 3-3/4 | 4.33 | 4.133 | 1-21/32 | 5.25 | 5.5 |
2-3/4 | 2.827 | 2.711 | 4-1/8 | 4.763 | 4.546 | 1-13/16 | 5.75 | 6.00 |
3 | 3.081 | 2.961 | 4-1/2 | 5.196 | 4.959 | 2 | 6.25 | 6.50 |
3-1/4 | 3.335 | 3.21 | 4-7/8 | 5.629 | 5.372 | 2-3/16 | 6.75 | 7.00 |
3-1/2 | 3.589 | 3.461 | 5-1/4 | 6.062 | 5.786 | 2-5/16 | 7.25 | 7.50 |
3-3/4 | 3.858 | 3.726 | 5-5/8 | 6.495 | 6.198 | 2-1/2 | 7.75 | 8.00 |
4 | 4.111 | 3.975 | 6 | 6.928 | 6.612 | 2-11/16 | 8.25 | 8.50 |
