d - 30 mm
D - 55 mm
B - 13 mm
d1 - 39.45 mm
d2 - 38.3 mm
D2 - 47.25 mm
r1,2 - min. - 1 mm
r3,4 - min. - 0.6 mm
a - 16.5 mm
da - min. - 34.6 mm
da - max. - 38.9 mm
db - min. - 34.6 mm
db - max. - 37.7 mm
Da - max. - 50.4 mm
Db - max. - 51.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
Basic dynamic load rating - C - 6.2 kN
Basic static load rating - C0 - 3.9 kN
Fatigue load limit - Pu - 0.166 kN
Limiting speed for grease lubrication - 40000 r/min
Ball - Dw - 4.762 mm
Ball - z - 20
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 - 36 N
Preload class B - GB - 72 N
Preload class C - GC - 215 N
Calculation factor - f - 1.03
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.02
Calculation factor - f2C - 1.05
Calculation factor - fHC - 1.01
Preload class A - 64 N/micron
Preload class B - 82 N/micron
Preload class C - 124 N/micron
Mass bearing - 0.125 kg
Hot number:KOYO 6210-2RZ FLT NU 236 MRC NJ 424 TIMKEN JM734449 FAG 6028.2ZR INA NK15/16 NSK HR30310DJ OKB 771/600 NSK 17BGR10X PFI 29590/20 FAG 61812-2RSR-Y AST ASTT90 13580 INA NAO40X55X17 KOYO UK217 MRC 7328
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