d - 12 mm
D - 32 mm
B - 10 mm
d1 - 18.6 mm
d2 - 18.6 mm
D2 - 26.6 mm
r1,2 - min. - 0.6 mm
r3,4 - min. - 0.3 mm
a - 8 mm
da - min. - 16.2 mm
da - max. - 18 mm
db - min. - 16.2 mm
db - max. - 18 mm
Da - max. - 27.8 mm
Db - max. - 29.6 mm
ra - max. - 0.6 mm
rb - max. - 0.3 mm
Basic dynamic load rating - C - 5.8 kN
Basic static load rating - C0 - 2.6 kN
Fatigue load limit - Pu - 0.108 kN
Limiting speed for grease lubrication - 67000 r/min
Ball - Dw - 5.556 mm
Ball - z - 10
Calculation factor - f0 - 8.5
Preload class A - GA - 22 N
Preload class B - GB - 44 N
Preload class C - GC - 88 N
Preload class D - GD - 176 N
Calculation factor - f - 1.02
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.01
Calculation factor - f2C - 1.03
Calculation factor - f2D - 1.06
Calculation factor - fHC - 1.01
Preload class A - 18 N/micron
Preload class B - 24 N/micron
Preload class C - 33 N/micron
Preload class D - 46 N/micron
Mass bearing - 0.034 kg
Hot number:TIMKEN 1986/1931 OKB 176326K SNR 22318EF800 NTN 6319D2 AST AST40 SP1.5 CX CX489 ISO K58x65x18 KOYO M249747/M249710 CX NP310 E INA PCJ12 ZEN R12-2RS New Departure 6220-ZZ SKF K 30x37x18 SKF SIKAC 30 M KOYO 6009-2Z
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