Cylindrical Roller Bearings
NNC4912CV-Single row full loaded cylindrical roller bearing
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Model |
NNC4912CV |
d |
60 mm |
od |
85 mm |
B |
25 mm |
C |
78.1 kN |
cr |
137 kN |
Pu |
14.3 Pu |
reference speed |
3600 r/min |
limit speed |
4500 r/min |
weight |
0.49 kg |
d1 |
70.5 | |
D1 |
73.5 | |
E、F |
– | |
r1,2minimum |
4.5 | |
r3,4minimum |
3.5 | |
smaximum value |
1 | |
daminimum |
– | |
das1) |
– | |
dbmaximum value |
65 | |
Damaximum value |
67.6 | |
Dbmaximum value |
80 | |
ramaximum value |
1 | |
rbmaximum value |
– | |
kr |
0.25 |