25807422 Auto Wheel Hub Bearing

Min.Order Quantity 1 pcs
Price Negotiable
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Product Details

Bearing number 7203 ACD/HCP4A
Size (mm) 40x17x12
Bore Diameter (mm) 40
Outer Diameter (mm) 17
Width (mm) 12
d 17 mm
D 40 mm
B 12 mm
d1 24.1 mm
d2 24.1 mm
D1 32.8 mm
r1,2 - min. 0.6 mm
r3,4 - min. 0.3 mm
a 12.8 mm
da - min. 21.2 mm
db - min. 21.2 mm
Da - max. 35.8 mm
Db - max. 37.6 mm
ra - max. 0.6 mm
rb - max. 0.3 mm
dn 25.9 mm
Basic dynamic load rating - C 8.8 kN
Basic static load rating - C0 4 kN
Fatigue load limit - Pu 0.17 kN
Limiting speed for grease lubrication 45000 r/min
Limiting speed for oil lubrication 67000 mm/min
Ball - Dw 7.144 mm
Ball - z 10
Gref 1.005 cm3
Calculation factor - e 0.68
Calculation factor - Y2 1.41
Calculation factor - Y0 0.76
Calculation factor - X2 0.67
Calculation factor - Y1 0.92
Preload class A - GA 60 N
Preload class B - GB 120 N
Preload class C - GC 240 N
Preload class D - GD 480 N
Calculation factor - f 1.03
Calculation factor - f1 0.99
Calculation factor - f2A 1
Calculation factor - f2B 1.01
Calculation factor - f2C 1.03
Calculation factor - f2D 1.06
Calculation factor - fHC 1.01
Preload class A 59 N/micron
Preload class B 76 N/micron
Preload class C 99 N/micron
Preload class D 131 N/micron
r1,2 min. 0.6 mm
r3,4 min. 0.3 mm
da min. 21.2 mm
db min. 21.2 mm
Da max. 35.8 mm
Db max. 37.6 mm
ra max. 0.6 mm
rb max. 0.3 mm
Basic dynamic load rating C 8.84 kN
Basic static load rating C0 4 kN
Fatigue load limit Pu 0.17 kN
Attainable speed for grease lubrication 45000 r/min
Attainable speed for oil-air lubrication 67000 r/min
Ball diameter Dw 7.144 mm
Number of balls z 10
Reference grease quantity Gref 1.005 cm³
Preload class A GA 60 N
Static axial stiffness, preload class A 59 N/µm
Preload class B GB 120 N
Static axial stiffness, preload class B 76 N/µm
Preload class C GC 240 N
Static axial stiffness, preload class C 99 N/µm
Preload class D GD 480 N
Static axial stiffness, preload class D 131 N/µm
Calculation factor f 1.03
Calculation factor f1 0.99
Calculation factor f2A 1
Calculation factor f2B 1.01
Calculation factor f2C 1.03
Calculation factor f2D 1.06
Calculation factor fHC 1.01
Calculation factor e 0.68
Calculation factor (single, tandem) Y2 0.87
Calculation factor (single, tandem) Y0 0.38
Calculation factor (single, tandem) X2 0.41
Calculation factor (back-to-back, face-to-face) Y1 0.92
Calculation factor (back-to-back, face-to-face) Y2 1.41
Calculation factor (back-to-back, face-to-face) Y0 0.76
Calculation factor (back-to-back, face-to-face) X2 0.67
Mass bearing 0.054 kg
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Phone 00(65) 6258 1688
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