FLENDER ELPEX-S, Руководство по сборке и эксплуатации, Страница: 76 / 80

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).