d - 240 mm
D - 300 mm
B - 60 mm
d1 - - 261 mm
D1 - - 275 mm
b1 - 8 mm
K - 4 mm
s - 4 mm
r1,2 - min. - 2 mm
r3,4 - min. - 2 mm
da - min. - 249 mm
das - 254 mm
Da - max. - 292 mm
ra - max. - 2 mm
rb - max. - 2 mm
Basic dynamic load rating - C - 539 kN
Basic static load rating - C0 - 1290 kN
Fatigue load limit - Pu - 125 kN
Reference speed - 900 r/min
Limiting speed - 1100 r/min
Calculation factor - kr - 0.2
Mass bearing - 9.9 kg
Hot number:BARDEN 7221 AC SKF 23248 CC/W33 KOYO 30220JR NTN 5S-7934CT1B/GNP42 Fersa 65237/65500 CYSD 6213-RS ISO NN3030 NBS NK 37/30 ISB NNU 4840 K/W33 SIGMA NUP 2224 SNR NU2222EG15 FYH UCF218-56 FED ER-39 SKF 91309 NOK IUH 120 100 12 標準
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