Technical data
Tightening torques and widths A/F
76
Edition 09/2022
M3302-01en
A.3.2
Tightening torques and widths A/F for the screws 25, 125, 31
Tightening torques and widths A/F
Coupling
size
Part 25 and Part 125
Part 31
Width across
flats SW
Hexagon socket
wrench
mm
Tightening
torque
T
A
Nm
Strength
class
Width across
flats SW
Hexagon socket
wrench
mm
Tightening
torque
T
A
Nm
Strength
class
220
6
25
8.8
-
-
-
265; 290; 320
10
86
8.8
8
49
8.8
360
14
210
8.8
8
49
8.8
420; 465
14
210
8.8
10
86
8.8
520; 560
14
17
210
410
8.8
14
210
8.8
580; 680
17
19
410
710
8.8
14
210
8.8
770
ESNR, ESNW
36
1)
710
8.8
17
410
8.8
770
ESDR, ESDW
36
1)
1 000
10.9
17
410
8.8
Table A-12:
Tightening torques for the screws 25, 125, 31
1)
Hexagon head
Apply the specified tightening torques as listed in section Tightening procedure (Page 77).
A.3.3
Tightening torques and widths A/F for set screws 310
Tightening torques and widths A/F
Coupling size
Part 310
Width across flats
SW
mm
Tightening torque
T
A
Nm
Strength class
680
ESD, ESDR, ESDW
14
1)
255
8.8
770
ESDR, ESDW
30
2)
500
8.8
Table A-13:
Tightening torques for the screws 310
1)
Hexagon socket head
2)
Hexagon head
Use the liquid screw locking agent (e.g. Loctite 243).
Apply the specified tightening torques as listed in section Tightening procedure (Page 77).
Summary of Contents for ELPEX-S
Page 6: ...Table of contents 6 Edition 09 2022 M3302 01en ...
Page 8: ...List of tables 8 Edition 09 2022 M3302 01en ...
Page 10: ...List of figures 10 Edition 09 2022 M3302 01en ...
Page 14: ...Introduction 1 4 Copyright 14 Edition 09 2022 M3302 01en ...
Page 22: ...Description 22 Edition 09 2022 M3302 01en Structure ...
Page 38: ...Assembling 5 3 Aligning the coupling 38 Edition 09 2022 M3302 01en ...
Page 40: ...Commissioning 40 Edition 09 2022 M3302 01en ...
Page 46: ...Operation 7 2 Fault causes and correction 46 Edition 09 2022 M3302 01en ...
Page 56: ...Service and support 9 1 Contact 56 Edition 09 2022 M3302 01en ...