d - 55 mm
D - 90 mm
B - 18 mm
d1 - 67.73 mm
d2 - 65.6 mm
D2 - 80.4 mm
r1,2 - min. - 1.1 mm
r3,4 - min. - 0.6 mm
a - 20.8 mm
da - min. - 61 mm
da - max. - 67.1 mm
db - min. - 61 mm
db - max. - 65 mm
Da - max. - 84 mm
Db - max. - 85.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
Basic dynamic load rating - C - 16.5 kN
Basic static load rating - C0 - 12 kN
Fatigue load limit - Pu - 0.51 kN
Limiting speed for grease lubrication - 22000 r/min
Ball - Dw - 7.938 mm
Ball - z - 24
Calculation factor - e - 0.57
Calculation factor - Y2 - 1
Calculation factor - Y0 - 0.42
Calculation factor - X2 - 0.43
Calculation factor - Y1 - 1.09
Calculation factor - Y2 - 1.63
Calculation factor - Y0 - 0.84
Calculation factor - X2 - 0.7
Mass bearing - 0.37 kg
Hot number:SKF 7230 B/DB INA SL01 4914 CRAFT 16009 ISO 23120 KCW33+AH3120 NTN 6207ZZNR ISO LM565949/12 IKO NBXI 5040Z FBJ NUP2311 KOYO SA202F CX TUP2 250.80 SKF AS1024 FAG NA-4912 FAG NU-304E MRC 204S SKF W 628/6-2RS1
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