21318MB,21318MBK
Double-row spherical roller be | 2019-12-03 11:44Main dimensions | |||
d | mm | ||
D | 190 | mm | |
B | 43 | mm | |
r( minimum) | 3 | mm |
basic load rating | |||
Cr | 347 | kN | |
C0r | 443 | kN |
limit speed | |||
Grease lubrication | 2100 | min-1 | |
oil lubrication | 2800 | min-1 |
Nominal model | |||
Cylindrical hole | 21318MB | ||
Conical hole | 21318MBK | min-1 |
Installation related dimensions | |||
da(minimum) | 104 | mm | |
Da(maximum) | 176 | mm | |
ra(maximum) | 2.5 | mm |
constant | |||
e | 0.23 |
Axial load factor | |||
Y1 | 2.92 | mm | |
Y2 | 4.34 | mm | |
Y0 | 2.85 | mm |
reference quality | |||
Cylindrical hole | 5.8 | kg | |
Conical hole | 5.71 | kg |