Siemens SIMOTICS XP 1MB 5/6 Series Operating Instructions Manual page 159

Ex d
Table A-5
1MB..5/6 shaft height 71 ... 355
Operating Instructions, 11/2023, A5E52779956A
Tightening torques of Ex d sealing plugs
Thread size
M16x1.5
M20x1.5
M25x1.5
M32x1.5
M40x1.5
M50x1.5
M63x1.5
M75x1.5
M80x2.0
Tightening torque
Nm
Min.
5
8
11
16
18
30
30
54
58
Technical data
A.1 Tightening torques
Max.
6
10
13
19
22
35
35
60
63
157