Standard ASME B18.2.2 TABLE 8
Square nuts heavy series

Dimensions in inches (1 inch=25.4 mm) sourceASME B18.2.2 table 8 square heavy nuts Publication date : 2010 | |||||||||
d Thread size | UNC (nr of threads x inch) | UNF (nr of threads x inch) | F basic | G min | G max | H basic | H min | H max | |
inch | mm | ||||||||
1/4 | 6.35 | 20 | 28 | 0.500 | 0.640 | 0.707 | 1/4 | 0.218 | 0.266 |
5/16 | |||||||||
3/8 | |||||||||
7/16 | |||||||||
1/2 | |||||||||
5/8 | |||||||||
3/4 | |||||||||
7/8 | |||||||||
1 | |||||||||
1-1/8 | |||||||||
1-1/4 | |||||||||
1-3/8 | |||||||||
1-1/2 |