ISO 7379-12.9 Shoulder Bolt

Alternatives: A2 Stainless| Imperial (Inch)

Shoulder Bolts

12.9 Grade

Heat Treated Alloy Steel

S055- 7379-12.9

ISO 7379

ANSI B18.3.3M

ISO 7379 Technical Drawing
Diameter (d1) M6 M8 M10 M12 M16 M20
max. 5.990 7.987 9.987 11.984 15.984 19.980
min. 5.960 7.951 9.951 11.941 15.941 19.928
d2 M5 M6 M8 M10 M12 M16
2IT10 0.12 0.12 0.12 0.12 0.14 0.14
d3 10 13 16 18 24 30
k max. 4.5 5.5 7 8 10 14
t min. 2.4 3.3 4.2 4.9 6.6 8.8
L2 9.5 11 13 16 18 22
s 3 4 5 6 8 10
R.S. Torque (NM) 5.6 9.6 25 51 92 245
Length (mm) Pkg.
6 25
10 25 25
12 25 25 25
16 25 25 25 25
20 25 25 25 25
25 25 25 25 25
30 25 25 25 25 25
35 25 25 25 25 25
40 25 25 25 25 25 10
45 25 25 25 25 25 10
50 25 25 25 25 25 10
60 25 25 25 25 10
70 25 25 25 25 10
80 25 25 25 10
90 25 25 10
100 25 10
120 10
Order Number -> 7379-12.9 10x20 = S055-010-0020 | 7379-12.9 20x100 = S055-020-0100

R.S. Torque = Recommended Seating Torque

Property Class 12.9
Hardness (HRC) 39-44
Tensile Strength (Mpa) 1,100 min.