Angular contact ball bearings, single row 71984 BM
Bearing number : 71984 BM
Size (mm) : 420x560x65
Brand : SKF
Bore Diameter (mm) : 420
Outer Diameter (mm) : 560
Width (mm) : 65
Bearing dimensions and specification in SKF catalogue:
d - 420 mm
D - 560 mm
B - 65 mm
d1 - - 472 mm
D1 - - 507 mm
a - 238 mm
r1,2 - min. - 4 mm
r3,4 - min. - 1.5 mm
da - min. - 435 mm
Da - max. - 545 mm
Db - max. - 553 mm
ra - max. - 3 mm
rb - max. - 1.5 mm
Basic dynamic load rating - C - 364 kN
Basic static load rating - C0 - 670 kN
Fatigue load limit - Pu - 13.7 kN
Reference speed - 1200 r/min
Limiting speed - 1200 r/min
Calculation factor - kr - 0.085
Calculation factor - ka - 0.7
Calculation factor - e - 1.14
Calculation factor - X - 0.35
Calculation factor - Y0 - 0.26
Calculation factor - Y1 -
Calculation factor - Y2 - 0.57
Mass bearing - 44.5 kg
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