Cylindrical Roller Bearings
NJ2248MA-cylindrical roller bearing
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Model |
NJ2248MA |
d |
240 mm |
od |
440 mm |
B |
120 mm |
C |
1450 kN |
cr |
2360 kN |
Pu |
224 Pu |
reference speed |
1500 r/min |
limit speed |
2200 r/min |
weight |
86 kg |
d1 |
313 | |
D1 |
365 | |
F、E |
295 | |
r1,2minimum |
4 | |
r3,4minimum |
4 | |
smaximum value |
4.3 | |
daminimum |
257 | |
damaximum value |
284 | |
db、Daminimum |
317 | |
Damaximum value |
423 | |
ramaximum value |
3 | |
rbmaximum value |
||
kr |
0.2 | |
B1 |
||
B2 |