INA IR20X28X20 Roller Bearings - JiNan Hope Hydraulic Co., Itd

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INA IR20X28X20 Roller Bearings image

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Information techniques INA IR20X28X20 Roller Bearings

Bearing number:4T-HM516448/HM516410
Size (mm):82.55x133.35x39.688
Bore Diameter (mm):82,55
Outer Diameter (mm):133,35
Width (mm):39,688
d:82,55 mm
D:133,35 mm
T:39,688 mm
B:39,688 mm
C:32,545 mm
ra1 max.:3,3 mm
a:7,5 mm
Da:118 mm
db:92 mm
ra max.:6,8 mm
da:105 mm
Db:128 mm
Weight:2,16 Kg
Basic dynamic load rating (C):177 kN
Basic static load rating (C0):305 kN
(Grease) Lubrication Speed:2 600 r/min
(Oil) Lubrication Speed:3 500 r/min
Calculation factor (e):0,4
Calculation factor (Y0):0,82
d1:110.5 mm
e:0.4
Y2:1.49
Y0:0.82
Mass:2.16 kg
Dynamic load, C:177 kN
Rating life coefficient, A2:1.4
Static load, C0:305 kN
Fatigue limit load, Cu:36.4 kN
Nlim (oil):3,500 rpm
Nlim (grease):2,600 rpm
Min operating temperature, Tmin:-40 °C
Max operating temperature, Tmax:120 °C
Characteristic cage frequency, FTF:0.45 Hz
Characteristic rolling element frequency, BSF:10.09 Hz
Characteristic outer ring frequency, BPF0:11.31 Hz
Characteristic inner ring frequency, BPFI:13.69 Hz
ra max:6.8 mm
r1a max:3.3 mm

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JiNan Hope Hydraulic Co., Itd: Email[email protected]; AddressTianqiao, Beiyuan District, Jinan，Shandong; Phone(Working Time)0531-8299 9953; Fax

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