NF228 Cylindrical Roller Bearings Interchange 2018 NEW

Bearing number:4T-368/362A
Size (mm):50.8x88.9x20.638
Bore Diameter (mm):50,8
Outer Diameter (mm):88,9
Width (mm):20,638
d:50,8 mm
D:88,9 mm
T:20,638 mm
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Product Details

Bearing number4T-368/362A
Size (mm)50.8x88.9x20.638
Bore Diameter (mm)50,8
Outer Diameter (mm)88,9
Width (mm)20,638
d50,8 mm
D88,9 mm
T20,638 mm
B22,225 mm
C16,513 mm
ra1 max.1,3 mm
a4 mm
Da81 mm
db56 mm
ra max.1,5 mm
da58 mm
Db84 mm
Weight0,519 Kg
Basic dynamic load rating (C)76,5 kN
Basic static load rating (C0)90,5 kN
(Grease) Lubrication Speed4 100 r/min
(Oil) Lubrication Speed5 500 r/min
Calculation factor (e)0,32
Calculation factor (Y0)1,03
d167 mm
e0.32
Y21.88
Y01.03
Mass0.52 kg
Dynamic load, C76.5 kN
Rating life coefficient, A21.4
Static load, C090.5 kN
Fatigue limit load, Cu11 kN
Nlim (oil)5,500 rpm
Nlim (grease)4,100 rpm
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.43 Hz
Characteristic rolling element frequency, BSF6.5 Hz
Characteristic outer ring frequency, BPF07.68 Hz
Characteristic inner ring frequency, BPFI10.32 Hz
ra max1.5 mm
r1a max1.3 mm
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Company Profile

Worktime 9.00--18.00
Phone 0065-31591338
Fax 0065-31591338
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