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Hexagon socket button head screws with ISO inch (U...Information restricted to registered users: Login | Register now for a 14 day free trial
1780_zgwJe0_BS-2470-4.jpg


Dimensions in inches - source BS 2470 Table 4

Hexagon socket button head screws with ISO inch (Unified) threads

Publication date: 07/1973

d basic thread size Nr of threads x inch dk max dk min

k max

k min b t min s
inches mm UNC
0 (0.06)
1 (0.073)
2 (0.086)
3 (0.099)
4 (0.1129
5 (0.125)
6 (0.138)
8 (0.164)
10 (0.19)
1/4
5/16
3/8
1/2
5/8



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