KOYO 453A Tapered Roller Bearings

Bearing number:7018 CB/HCP4A
Size (mm):140x90x24
Bore Diameter (mm):140
Outer Diameter (mm):90
Width (mm):24
d:90 mm
D:140 mm
B:24 mm
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Product Details

Bearing number7018 CB/HCP4A
Size (mm)140x90x24
Bore Diameter (mm)140
Outer Diameter (mm)90
Width (mm)24
d90 mm
D140 mm
B24 mm
d1108.7 mm
d2106.13 mm
D2125 mm
r1,2 - min.1.5 mm
r3,4 - min.1 mm
a27.5 mm
da - min.97 mm
db - min.97 mm
Da - max.133 mm
Db - max.135.4 mm
ra - max.1.5 mm
rb - max.1 mm
dn110 mm
Basic dynamic load rating - C29.1 kN
Basic static load rating - C025 kN
Fatigue load limit - Pu0.98 kN
Limiting speed for grease lubrication15000 r/min
Limiting speed for oil lubrication24000 mm/min
Ball - Dw10.319 mm
Ball - z25
Gref14.1 cm3
Calculation factor - f09.7
Preload class A - GA92 N
Preload class B - GB185 N
Preload class C - GC550 N
Calculation factor - f1
Calculation factor - f2A1
Calculation factor - f2B1.02
Calculation factor - f2C1.05
Calculation factor - fHC1.01
Preload class A61 N/micron
Preload class B79 N/micron
Preload class C124 N/micron
r1,2 min.1.5 mm
r3,4 min.1 mm
da min.97 mm
db min.97 mm
Da max.133 mm
Db max.135.4 mm
ra max.1.5 mm
rb max.1 mm
Basic dynamic load rating C37.7 kN
Basic static load rating C043 kN
Fatigue load limit Pu0.98 kN
Attainable speed for grease lubrication15000 r/min
Attainable speed for oil-air lubrication24000 r/min
Ball diameter Dw10.319 mm
Number of balls z25
Reference grease quantity Gref14.1 cm³
Preload class A GA92 N
Static axial stiffness, preload class A61 N/µm
Preload class B GB185 N
Static axial stiffness, preload class B79 N/µm
Preload class C GC550 N
Static axial stiffness, preload class C124 N/µm
Calculation factor f1.07
Calculation factor f11
Calculation factor f2A1
Calculation factor f2B1.02
Calculation factor f2C1.05
Calculation factor fHC1.01
Calculation factor f09.7
Mass bearing1.18 kg
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Company Profile

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