TIMKEN 387-90059 services Tapered Roller Bearing Assemblies

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TIMKEN 387-90059 services Tapered Roller Bearing Assemblies image

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Spherical roller thrust bearings Product Description

Bearing number:4T-28985/28921
Size (mm):60.325x100x25.4
Bore Diameter (mm):60,325
Outer Diameter (mm):100
Width (mm):25,4
d:60,325 mm
D:100 mm
T:25,4 mm
B:25,4 mm
C:19,845 mm
ra1 max.:3,3 mm
a:2,5 mm
Da:89 mm
db:67 mm
ra max.:3,5 mm
da:73 mm
Db:96 mm
Weight:0,772 Kg
Basic dynamic load rating (C):90,5 kN
Basic static load rating (C0):134 kN
(Grease) Lubrication Speed:3 500 r/min
(Oil) Lubrication Speed:4 700 r/min
Calculation factor (e):0,43
Calculation factor (Y0):0,78
d1:82 mm
e:0.43
Y2:1.41
Y0:0.78
Mass:0.77 kg
Dynamic load, C:90.5 kN
Rating life coefficient, A2:1.4
Static load, C0:134 kN
Fatigue limit load, Cu:16.3 kN
Nlim (oil):4,700 rpm
Nlim (grease):3,500 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:9.2 Hz
Characteristic outer ring frequency, BPF0:10.76 Hz
Characteristic inner ring frequency, BPFI:13.24 Hz
ra max:3.5 mm
r1a max:3.3 mm
Category:Bearings
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:0.786
Product Group:B04334

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