Singhania international - Fastener Manufacturer in India
Socket (Button) Head Screws

Socket (Button) Head Screws

Socket (Button) Head Screws

SOCKET BUTTON HEAD CAP SCREW ISO 7380

D1 M3 M4 M5 M6 M8 M10 M12 M16
d2 5.5 7.5 9.5 10.5 14 17.5 21 28
k 1.65 2.20 2.75 3.30 4.40 5.50 6.60 8.80
s 2 2.50 3.00 4.00 5.00 6.00 8.00 10.00
t 1.04 1.30 1.56 2.08 2.60 3.12 4.16 5.20

 

Diameter d1 M3 M4 M5 M6 M8 M10 M12
r1 3 4.1 5.2 5.6 7.5 10 11
t min. 1.04 1.3 1.56 2.08 2.6 3.12 4.16
s 2 2.5 3 4 5 6 8
k max. 1.65 2.2 2.75 3.3 4.4 5.5 6.6
d2 5.5 7.5 9.5 10.5 14 18 21
R.S. Torgue (NM) 1.15 2.7 5.4 9.15 22 44 17

 

Property Class 10.9
Hardness (HRC) 32-39