Cylindrical Roller Bearings
NJ209ECP-cylindrical roller bearing
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Model |
NJ209ECP |
Optional standard cage |
J,M,ML |
d |
45 mm |
od |
85 mm |
B |
19 mm |
C |
69.5 kN |
cr |
64 kN |
Pu |
8.15 Pu |
reference speed |
9000 r/min |
limit speed |
9500 r/min |
weight |
0.44 kg |
weight |
0.052 kg |
d1 |
59 | |
D1 |
72.4 | |
F、E |
54.5 | |
r1,2minimum |
1.1 | |
r3,4minimum |
1.1 | |
smaximum value |
1.2 | |
daminimum |
52 | |
damaximum value |
53 | |
db、Daminimum |
61 | |
Damaximum value |
77.6 | |
ramaximum value |
1 | |
rbmaximum value |
||
kr |
0.15 | |
B1 |
5 | |
B2 |
8.5 |