Angular contact ball bearings, super-precision 71907 CB/HCP4A
Bearing number : 71907 CB/HCP4A
Size (mm) : 35x55x10
Brand : SKF
Bore Diameter (mm) : 35
Outer Diameter (mm) : 55
Width (mm) : 10
Bearing dimensions and specification in SKF catalogue:
d - 35 mm
D - 55 mm
B - 10 mm
d1 - 42.46 mm
d2 - 41.56 mm
D2 - 49.5 mm
r1,2 - min. - 0.6 mm
r3,4 - min. - 0.3 mm
a - 13.6 mm
da - min. - 38.2 mm
db - min. - 38.2 mm
Da - max. - 51.8 mm
Db - max. - 53 mm
ra - max. - 0.6 mm
rb - max. - 0.3 mm
dn - 43 mm
Basic dynamic load rating - C - 5.2 kN
Basic static load rating - C0 - 3.6 kN
Fatigue load limit - Pu - 0.156 kN
Limiting speed for grease lubrication - 40000 r/min
Limiting speed for oil lubrication - 63000 mm/min
Ball - Dw - 3.969 mm
Ball - z - 25
Gref - 0.96 cm3
Calculation factor - f0 - 9.7
Preload class A - GA - 17 N
Preload class B - GB - 34 N
Preload class C - GC - 100 N
Calculation factor - f - 1.06
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.03
Calculation factor - f2C - 1.08
Calculation factor - fHC - 1.01
Preload class A - 25 N/micron
Preload class B - 33 N/micron
Preload class C - 52 N/micron
Mass bearing - 0.074 kg
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