d - 50 mm
D - 80 mm
B - 16 mm
d1 - 61.44 mm
d2 - 59.65 mm
D2 - 70.7 mm
b - 1.5 mm
C1 - 8.6 mm
C2 - 3.6 mm
C3 - 2.6 mm
r1,2 - min. - 1 mm
r3,4 - min. - 0.6 mm
a - 23.2 mm
da - min. - 54.6 mm
db - min. - 54.6 mm
Da - max. - 75.4 mm
Db - max. - 76.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
dn - 61.8 mm
Basic dynamic load rating - C - 9.4 kN
Basic static load rating - C0 - 7.4 kN
Fatigue load limit - Pu - 0.31 kN
Limiting speed for grease lubrication - 22000 r/min
Limiting speed for oil lubrication - 32000 mm/min
Ball - Dw - 5.556 mm
Ball - z - 27
Gref - 3.11 cm3
Calculation factor - e - 0.68
Calculation factor - Y2 - 0.87
Calculation factor - Y0 - 0.38
Calculation factor - X2 - 0.41
Calculation factor - Y1 - 0.92
Calculation factor - Y2 - 1.41
Calculation factor - Y0 - 0.76
Calculation factor - X2 - 0.67
Preload class A - GA - 56 N
Preload class B - GB - 110 N
Preload class C - GC - 330 N
Calculation factor - f - 1.06
Calculation factor - f1 - 0.99
Calculation factor - f2A - 1
Calculation factor - f2B - 1.01
Calculation factor - f2C - 1.04
Calculation factor - fHC - 1
Preload class A - 87 N/micron
Preload class B - 110 N/micron
Preload class C - 165 N/micron
Mass bearing - 0.29 kg
Hot number:TIMKEN 6475/6420-B TIMKEN 49577/49520 OKB NACHI 130KBE22 NSK 2318 K SKF 6318 M SKF FYK 35 TR INA GE90-LO IKO NA 6910UU ISO NF304 FAG NNU4948-S-K-M-SP MPZ QJ222M KOYO SB5438 MRC 5204-2RSNR IKO HK-1812
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