52209 Bearing 45x73x37mm Wholesalers

52209 Bearing 45x73x37mm Wholesalers Needs Analysis Bearing Wholesalers , 77.788x146.05x41.275 Excavator Bearing Manufacturing Service . 77,788 Bore Diameter (mm) Get Your Free.

Bearing number:4T-661/653
Size (mm):77.788x146.05x41.275
Bore Diameter (mm):77,788
Outer Diameter (mm):146,05
Width (mm):41,275
d:77,788 mm
D:146,05 mm
T:41,275 mm

Product Details

Bearing number4T-661/653
Size (mm)77.788x146.05x41.275
Bore Diameter (mm)77,788
Outer Diameter (mm)146,05
Width (mm)41,275
d77,788 mm
D146,05 mm
T41,275 mm
B41,275 mm
C31,75 mm
ra1 max.3,3 mm
a8 mm
Da131 mm
db90 mm
ra max.3,5 mm
da96 mm
Db139 mm
Weight2,91 Kg
Basic dynamic load rating (C)206 kN
Basic static load rating (C0)295 kN
(Grease) Lubrication Speed2 500 r/min
(Oil) Lubrication Speed3 300 r/min
Calculation factor (e)0,41
Calculation factor (Y0)0,81
d1114.4 mm
e0.41
Y21.47
Y00.81
Mass2.91 kg
Dynamic load, C206 kN
Rating life coefficient, A21.4
Static load, C0295 kN
Fatigue limit load, Cu34.5 kN
Nlim (oil)3,300 rpm
Nlim (grease)2,500 rpm
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.44 Hz
Characteristic rolling element frequency, BSF7.53 Hz
Characteristic outer ring frequency, BPF08.74 Hz
Characteristic inner ring frequency, BPFI11.26 Hz
ra max3.5 mm
r1a max3.3 mm
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Company Profile

Worktime 9: 00-18: 00 (بتوقيت بكين)
Phone +6531591338
Fax +6531591338
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