SKF 7248 BCBM Bearing
d - 240 mm
D - 440 mm
B - 72 mm
d1 - - 322.6 mm
d2 - - 292.62 mm
D1 - - 360.41 mm
a - 180 mm
r1.2 - min. - 4 mm
r3.4 - min. - 1.5 mm
da - min. - 257 mm
Da - max. - 423 mm
Db - max. - 431 mm
ra - max. - 4 mm
rb - max. - 1.5 mm
Basic dynamic load rating - C - 449 kN
Basic static load rating - C0 - 670 kN
Fatigue load limit - Pu - 15.3 kN
Reference speed - 1600 r/min
Limiting speed - 2600 r/min
Calculation factor - kr - 0.08
Calculation factor - ka - 1.2
Calculation factor - e - 1.14
Calculation factor - X - 0.57
Calculation factor - Y0 - 0.52
Calculation factor - Y1 - 0.55
Calculation factor - Y2 - 0.93
Calculation factor - X - 0.35
Calculation factor - Y0 - 0.5
Calculation factor - Y1 -
Calculation factor - Y2 - 0.57
Mass bearing - 49 kg
- #number
- ID(内径)
- OD(外径)
- B(厚度)
SKF Bearings
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