d - 25 mm
D - 47 mm
B - 12 mm
d1 - 31.6 mm
d2 - 29.8 mm
D2 - 41.5 mm
r1,2 - min. - 0.6 mm
r3,4 - min. - 0.3 mm
a - 14.4 mm
da - min. - 28.2 mm
da - max. - 31.2 mm
db - min. - 28.2 mm
db - max. - 29.4 mm
Da - max. - 43.8 mm
Db - max. - 44.6 mm
ra - max. - 0.6 mm
rb - max. - 0.3 mm
Basic dynamic load rating - C - 7.9 kN
Basic static load rating - C0 - 3.9 kN
Fatigue load limit - Pu - 0.166 kN
Limiting speed for grease lubrication - 50000 r/min
Ball - Dw - 6.35 mm
Ball - z - 14
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 - 70 N
Preload class B - GB - 210 N
Preload class C - GC - 430 N
Calculation factor - f - 1.05
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.03
Calculation factor - f2C - 1.06
Calculation factor - fHC - 1.01
Preload class A - 66 N/micron
Preload class B - 98 N/micron
Preload class C - 130 N/micron
Mass bearing - 0.068 kg
Hot number:MRC 7020 AC/DT NACHI NJ205+HJ205 RHP NF 206 SKF NU 10/750 ECN2MA TIMKEN 9386H/9320D SKF 2203ETN9 SNR 6204LT ZEN 7205B-2RS KOYO 850AR/832 SNFA E 285 7CE3 ISB F6703 KOYO NK90/35 SKF SN-609..21309-K NSK 6307-A-3NC3** SKF 239/900 CA/W33
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