d - 30 mm
D - 55 mm
B - 13 mm
d1 - 37.7 mm
d2 - 37.7 mm
D1 - 47.3 mm
r1,2 - min. - 1 mm
r3,4 - min. - 0.3 mm
a - 12.3 mm
da - min. - 34.6 mm
db - min. - 34.6 mm
Da - max. - 50.4 mm
Db - max. - 53 mm
ra - max. - 1 mm
rb - max. - 0.3 mm
dn - 39.3 mm
Basic dynamic load rating - C - 14.3 kN
Basic static load rating - C0 - 8 kN
Fatigue load limit - Pu - 0.34 kN
Limiting speed for grease lubrication - 38000 r/min
Limiting speed for oil lubrication - 56000 mm/min
Ball - Dw - 7.938 mm
Ball - z - 14
Gref - 1.59 cm3
Calculation factor - f0 - 9.4
Preload class A - GA - 50 N
Preload class B - GB - 100 N
Preload class C - GC - 200 N
Preload class D - GD - 400 N
Calculation factor - f - 1.06
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.02
Calculation factor - f2C - 1.05
Calculation factor - f2D - 1.09
Calculation factor - fHC - 1.02
Preload class A - 34 N/micron
Preload class B - 45 N/micron
Preload class C - 61 N/micron
Preload class D - 85 N/micron
Mass bearing - 0.095 kg
Hot number:SKF 7224 C OKB FAG 239/1060-K-MB1 SKF 31309 J2/QCL7C ZEN 51111 NSK 6301T1XVV Timken 683/672-B INA GE 600 DW JNS NAF 355520 SKF 33122 American RLS-341/2 SKF K 12x16x13 TN SKF W 61908 NOK TC 14 32 9 NBR NOK AS568-240-B
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