Cylindrical Roller Bearings
NU20/530ECMA-cylindrical roller bearing
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Model |
NU20/530ECMA |
d |
530 mm |
od |
780 mm |
B |
145 mm |
C |
3740 kN |
cr |
7350 kN |
Pu |
550 Pu |
reference speed |
670 r/min |
limit speed |
1000 r/min |
weight |
253 kg |
d1 |
||
D1 |
704 | |
F、E |
591 | |
r1,2minimum |
6 | |
r3,4minimum |
6 | |
smaximum value |
6.8 | |
daminimum |
553 | |
damaximum value |
587 | |
db、Daminimum |
596 | |
Damaximum value |
757 | |
ramaximum value |
5 | |
rbmaximum value |
5 | |
kr |
0.2 | |
B1 |
||
B2 |