ThyssenKrupp Rothe Erde Manual Del Usuario página 7

Installation · Lubrication · Maintenance (ILM)
Does not apply to bearings with specific ILM instructions – for replacement
deliveries it is essential to get into contact with the machine manufacturer
regarding installation, lubrication and maintenance.
Table 2
Thread/ Hole
bolt diameters
diameters mm
DIN EN 20 273
M 12 14
M 14 16
M 16 17.5
M 18 20
M 20 22
M 24 26
M 27 30
M 30 33
UNC t" – 11 18
UNC c" – 10 21
UNC u" – 9 25
UNC 1" – 8 27.5
UNC 1r" – 7 32
UNC 1b" – 7 35
18
UNF t" – 18
UNF c" – 16 21
UNF u" – 14 25
UNF 1" – 12 27.5
UNF 1r" – 12 32
UNF 1b" – 12 35
Bolting/bolting assembly
Bolt holes on the bearing and connecting structure must match up, otherwise impermissible
levels of stress will be established. Through-holes shall be configured acc. to DIN EN 20 273,
medium series, – see table 2.
Tightening torques Nm for bolts in
strength class m ≈ m
G
for
hydr. + electr.
M -torque wrench M -torque wrench
d d
10.9
137
218
338
469
661
1136
1674
2274
Grade 8
286
506
803
1210
1716
2410
Grade 8
320
560
902
1330
1936
2685
= 0,14
K
for
10.9
123
196
304
422
594
1022
1506
2046
Grade 8
260
460
730
1100
1560
2190
Grade 8
290
510
820
1210
1760
2440
7
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