Cylindrical Roller Bearings
Model |
NU421M |
d |
105 mm |
od |
260 mm |
B |
60 mm |
C |
501 kN |
cr |
570 kN |
Pu |
64 Pu |
reference speed |
2800 r/min |
limit speed |
3400 r/min |
weight |
17.5 kg |
d1 |
||
D1 |
206.3 | |
F、E |
144.5 | |
r1,2minimum |
4 | |
r3,4minimum |
4 | |
smaximum value |
4.9 | |
daminimum |
124 | |
damaximum value |
140 | |
db、Daminimum |
147 | |
Damaximum value |
241 | |
ramaximum value |
3 | |
rbmaximum value |
3 | |
kr |
0.15 | |
B1 |
||
B2 |