Bearing 7248 BCBM

Bearing 7248 BCBM images Bearing 7248 BCBM images
From: Angular Contact Ball Bearings
Angular Contact Ball Bearings Bearing 7248 BCBM Related parameters
Name Value
Bearing number 7248 BCBM
Size (mm) 240x440x72
Brand MBY
Bore Diameter (mm) 240
Outer Diameter (mm) 440
Width (mm) 72
Bearing dimensions and specification
Name Value
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

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