FAG BEARING NU430-M Roller Bearings

Bearing number:7228 CD/HCP4A
Size (mm):250x140x42
Bore Diameter (mm):250
Outer Diameter (mm):140
Width (mm):42
d:140 mm
D:250 mm
B:42 mm

Product Details

Bearing number7228 CD/HCP4A
Size (mm)250x140x42
Bore Diameter (mm)250
Outer Diameter (mm)140
Width (mm)42
d140 mm
D250 mm
B42 mm
d1176.8 mm
d2176.8 mm
D1213.2 mm
r1,2 - min.3 mm
r3,4 - min.1.5 mm
a47.3 mm
da - min.154 mm
db - min.154 mm
Da - max.236 mm
Db - max.241 mm
ra - max.2.5 mm
rb - max.1.5 mm
dn184.8 mm
Basic dynamic load rating - C221 kN
Basic static load rating - C0240 kN
Fatigue load limit - Pu7.4 kN
Limiting speed for grease lubrication7000 r/min
Limiting speed for oil lubrication10000 mm/min
Ball - Dw30.162 mm
Ball - z18
Gref83.931 cm3
Calculation factor - f015.2
Preload class A - GA850 N
Preload class B - GB1700 N
Preload class C - GC3400 N
Preload class D - GD6800 N
Calculation factor - f1
Calculation factor - f2A1
Calculation factor - f2B1.01
Calculation factor - f2C1.03
Calculation factor - f2D1.06
Calculation factor - fHC1.01
Preload class A181 N/micron
Preload class B245 N/micron
Preload class C339 N/micron
Preload class D485 N/micron
r1,2 min.3 mm
r3,4 min.1.5 mm
da min.154 mm
db min.154 mm
Da max.236 mm
Db max.241 mm
ra max.2.5 mm
rb max.1.5 mm
Basic dynamic load rating C221 kN
Basic static load rating C0240 kN
Fatigue load limit Pu7.35 kN
Attainable speed for grease lubrication7000 r/min
Attainable speed for oil-air lubrication10000 r/min
Ball diameter Dw30.162 mm
Number of balls z18
Reference grease quantity Gref83.931 cm³
Preload class A GA850 N
Static axial stiffness, preload class A181 N/µm
Preload class B GB1700 N
Static axial stiffness, preload class B245 N/µm
Preload class C GC3400 N
Static axial stiffness, preload class C339 N/µm
Preload class D GD6800 N
Static axial stiffness, preload class D485 N/µm
Calculation factor f1.09
Calculation factor f11
Calculation factor f2A1
Calculation factor f2B1.01
Calculation factor f2C1.03
Calculation factor f2D1.06
Calculation factor fHC1.01
Calculation factor f015.2
Mass bearing6.92 kg
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Company Profile

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