d - 50 mm
D - 80 mm
B - 16 mm
d1 - 60.25 mm
d2 - 57.9 mm
D1 - 69.75 mm
r1,2 - min. - 1 mm
r3,4 - min. - 0.6 mm
a - 16.8 mm
da - min. - 54.6 mm
db - min. - 54.6 mm
Da - max. - 75.4 mm
Db - max. - 75.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
dn - 62.3 mm
Basic dynamic load rating - C - 15.6 kN
Basic static load rating - C0 - 10.6 kN
Fatigue load limit - Pu - 0.45 kN
Limiting speed for grease lubrication - 30000 r/min
Limiting speed for oil lubrication - 46000 mm/min
Ball - Dw - 7.938 mm
Ball - z - 21
Gref - 4.1 cm3
Calculation factor - f0 - 8.2
Preload class A - GA - 85 N
Preload class B - GB - 250 N
Preload class C - GC - 500 N
Calculation factor - f - 1.08
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.03
Calculation factor - f2C - 1.05
Calculation factor - fHC - 1.01
Preload class A - 46 N/micron
Preload class B - 72 N/micron
Preload class C - 98 N/micron
Mass bearing - 0.228 kg
Hot number:NSK 627-2RS FAG 6305-2RS SNR 21306VK NTN 22240B SNFA BSQU 250/1 TFT NTN K25×30×26ZW NTN NN3036K Timken X32014XM/Y32014XM MRC 309-ZNR RIV 6205-K INA MW-4 FAG RL-30 SKF KR 32 B NOK TB4 70 88 12 NBR NOK 1AG-405
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