d - 50 mm
D - 90 mm
B - 20 mm
d1 - 62.3 mm
d2 - 62.3 mm
D1 - 77.7 mm
r1,2 - min. - 1.1 mm
r3,4 - min. - 0.6 mm
a - 19.4 mm
da - min. - 57 mm
db - min. - 57 mm
Da - max. - 83 mm
Db - max. - 85.8 mm
ra - max. - 1 mm
rb - max. - 0.6 mm
dn - 65.6 mm
Basic dynamic load rating - C - 44.9 kN
Basic static load rating - C0 - 34 kN
Fatigue load limit - Pu - 1.4 kN
Limiting speed for grease lubrication - 16000 r/min
Limiting speed for oil lubrication - 26000 mm/min
Ball - Dw - 12.7 mm
Ball - z - 15
Gref - 6.708 cm3
Calculation factor - f0 - 14.5
Preload class A - GA - 170 N
Preload class B - GB - 340 N
Preload class C - GC - 680 N
Preload class D - GD - 1360 N
Calculation factor - f - 1.08
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.01
Calculation factor - f2C - 1.03
Calculation factor - f2D - 1.05
Calculation factor - fHC - 1
Preload class A - 65 N/micron
Preload class B - 88 N/micron
Preload class C - 124 N/micron
Preload class D - 178 N/micron
Mass bearing - 0.462 kg
Hot number:NTN 7340 B/DT TORRINGTON FAFNIR 3209 A-Z OKB Timken 1109KRR KOYO 608-2RS CX 3776/3720 NSK 93775/93125 KOYO ALP208-24 NKE NCF3068-V RHP XLT5 KAYDON KF-180XPO OTHER 31RFNU3624 SKF 31308/DF KOYO 619/2 KOYO 6009 N
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