22228B Spherical Roller Bearings 140*250*68mm

Min.Order Quantity 1 pcs
Price Negotiable

Product Details

Bearing number4T-28158/28300
Size (mm)40x76.2x20.638
Bore Diameter (mm)40
Outer Diameter (mm)76,2
Width (mm)20,638
d40 mm
D76,2 mm
T20,638 mm
B20,94 mm
C15,507 mm
ra1 max.1,3 mm
a4,8 mm
Da68 mm
db45 mm
ra max.1,5 mm
da47,5 mm
Db71 mm
Weight0,386 Kg
Basic dynamic load rating (C)55,5 kN
Basic static load rating (C0)63 kN
(Grease) Lubrication Speed5 000 r/min
(Oil) Lubrication Speed6 700 r/min
Calculation factor (e)0,4
Calculation factor (Y0)0,82
d156 mm
e0.4
Y21.49
Y00.82
Mass0.39 kg
Dynamic load, C55.5 kN
Rating life coefficient, A21.4
Static load, C063 kN
Fatigue limit load, Cu7.7 kN
Nlim (oil)6,700 rpm
Nlim (grease)5,000 rpm
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.42 Hz
Characteristic rolling element frequency, BSF6.31 Hz
Characteristic outer ring frequency, BPF07.23 Hz
Characteristic inner ring frequency, BPFI9.77 Hz
ra max1.5 mm
r1a max1.3 mm
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Company Profile

Worktime З понеділка по п'ятницю: з 9:00 до 18:00
Phone 00(65) 6258 1688
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