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 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 |
B | 41,275 mm |
C | 31,75 mm |
ra1 max. | 3,3 mm |
a | 8 mm |
Da | 131 mm |
db | 90 mm |
ra max. | 3,5 mm |
da | 96 mm |
Db | 139 mm |
Weight | 2,91 Kg |
Basic dynamic load rating (C) | 206 kN |
Basic static load rating (C0) | 295 kN |
(Grease) Lubrication Speed | 2 500 r/min |
(Oil) Lubrication Speed | 3 300 r/min |
Calculation factor (e) | 0,41 |
Calculation factor (Y0) | 0,81 |
d1 | 114.4 mm |
e | 0.41 |
Y2 | 1.47 |
Y0 | 0.81 |
Mass | 2.91 kg |
Dynamic load, C | 206 kN |
Rating life coefficient, A2 | 1.4 |
Static load, C0 | 295 kN |
Fatigue limit load, Cu | 34.5 kN |
Nlim (oil) | 3,300 rpm |
Nlim (grease) | 2,500 rpm |
Min operating temperature, Tmin | -40 °C |
Max operating temperature, Tmax | 120 °C |
Characteristic cage frequency, FTF | 0.44 Hz |
Characteristic rolling element frequency, BSF | 7.53 Hz |
Characteristic outer ring frequency, BPF0 | 8.74 Hz |
Characteristic inner ring frequency, BPFI | 11.26 Hz |
ra max | 3.5 mm |
r1a max | 3.3 mm |
Company Profile
Worktime |
9: 00-18: 00 (بتوقيت بكين) |
Phone |
+6531591338 |
Fax |
+6531591338 |