d - 9 mm
D - 26 mm
B - 8 mm
d1 - 15.1 mm
d2 - 15.1 mm
D1 - 20.9 mm
r1,2 - min. - 0.3 mm
r3,4 - min. - 0.2 mm
a - 8.3 mm
da - min. - 11.4 mm
db - min. - 11.4 mm
Da - max. - 23.6 mm
Db - max. - 24.2 mm
ra - max. - 0.3 mm
rb - max. - 0.2 mm
dn - 16.3 mm
Basic dynamic load rating - C - 4 kN
Basic static load rating - C0 - 1.6 kN
Fatigue load limit - Pu - 0.067 kN
Limiting speed for grease lubrication - 60000 r/min
Limiting speed for oil lubrication - 90000 mm/min
Ball - Dw - 4.762 mm
Ball - z - 9
Gref - 0.258 cm3
Calculation factor - e - 0.68
Calculation factor - Y2 - 0.87
Calculation factor - Y0 - 0.38
Calculation factor - X2 - 0.41
Calculation factor - Y1 - 0.92
Calculation factor - Y2 - 1.41
Calculation factor - Y0 - 0.76
Calculation factor - X2 - 0.67
Preload class A - GA - 25 N
Preload class B - GB - 50 N
Preload class C - GC - 100 N
Preload class D - GD - 200 N
Calculation factor - f - 1.02
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.01
Calculation factor - f2C - 1.02
Calculation factor - f2D - 1.05
Calculation factor - fHC - 1
Preload class A - 32 N/micron
Preload class B - 41 N/micron
Preload class C - 54 N/micron
Preload class D - 71 N/micron
Mass bearing - 0.02 kg
Hot number:RHP 7218 C/DT FAG NU209E.TVP2 INA RNAO40X55X20 SKF NU 20/670 ECMA OKB 32208EA ISB 239/710 EKW33+OH39/710 SNR 2306K NKE 54307 FAG 713630540 SNR FC35240 KOYO N408 NACHI NP 1011 ISO NUP3214 INA RME65-214 ISO RNA59/32
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