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1769_1Hl2le_b18.2.1-table-6.jpg

Dimensions in inches (1 inch=25.4 mm) source ASME B18.2.1 - table 7 Heavy Hex Screws

Publication date: 2010
d Thread size
UNC (nr of threads x inch) UNF (nr of threads x inch) UN (nr of threads x inch) H basic E min
LT (l< 6')
LT (l>6')
G min
F basic
3/8 16 24 - 0.234 0.360 1 1.25 0.763 0.688
1/2
13 20 - 0.313 0.482 1.25 1.5
0.96
0.875
5/8
3/4
7/8
1
1-1/8
1-1/4
1-3/8
1-1/2
1-5/8
1-3/4
1-7/8
2
2-1/4
2-1/2
2-3/4
3
3-1/4
3-1/2
3-3/4
4
4-1/4
4-1/2
4-3/4
5
5-1/4
5-1/2
5-3/4
6



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