TIMKEN JH211749-3 services Tapered Roller Bearings

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TIMKEN JH211749-3 services Tapered Roller Bearings image

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Spherical roller thrust bearings Product Description

Bearing number:4T-72188C/72487
Size (mm):47.625x123.825x36.512
Bore Diameter (mm):47,625
Outer Diameter (mm):123,825
Width (mm):36,512
d:47,625 mm
D:123,825 mm
T:36,512 mm
B:32,791 mm
C:25,4 mm
ra1 max.:3,3 mm
a -:1,5 mm
Da:102 mm
db:67 mm
ra max.:0,8 mm
da:69 mm
Db:116 mm
Weight:2,16 Kg
Basic dynamic load rating (C):154 kN
Basic static load rating (C0):188 kN
(Grease) Lubrication Speed:2 900 r/min
(Oil) Lubrication Speed:3 900 r/min
Calculation factor (e):0,74
Calculation factor (Y0):0,45
d1:89.5 mm
a:38.01 mm
e:0.74
Y2:0.81
Y0:0.45
Mass:2.16 kg
Dynamic load, C:154 kN
Rating life coefficient, A2:1.4
Static load, C0:188 kN
Fatigue limit load, Cu:22.9 kN
Nlim (oil):3,900 rpm
Nlim (grease):2,900 rpm
Min operating temperature, Tmin:-40 °C
Max operating temperature, Tmax:120 °C
Characteristic cage frequency, FTF:0.42 Hz
Characteristic rolling element frequency, BSF:5.59 Hz
Characteristic outer ring frequency, BPF0:6.75 Hz
Characteristic inner ring frequency, BPFI:9.25 Hz
ra max:0.8 mm
r1a max:3.3 mm

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