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71808 ACD/HCP4 SKF Angular Contact Ball Bearings

71808 ACD/HCP4 SKF Angular Contact Ball Bearings

71808 ACD/HCP4 SKF Angular Contact Ball Bearings Bearing number 71808 ACD/HCP4 71808 A 71808 ACD/P4 Size (mm) 52x40x7(mm) 40x52x7(mm) 52x40x7(mm)...
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Product Description71808 ACD/HCP4

71808 ACD/HCP4 SKF Angular Contact Ball Bearings

Bearing number71808 ACD/HCP471808 A71808 ACD/P4
Size (mm)52x40x7(mm)40x52x7(mm)52x40x7(mm)
BrandSKFISOSKF
Bore Diameter (mm)52(mm)40(mm)52(mm)
Outer Diameter (mm)40(mm)52(mm)40(mm)
Width (mm)7(mm)7(mm)7(mm)
d40 mm
1.5748 in
40 mm
1.5748 in
40 mm
1.5748 in
D52 mm
2.0472 in
52 mm
2.0472 in
52 mm
2.0472 in
B7 mm
0.2756 in
7 mm
0.2756 in
d144.1 mm
1.7362 in
44.1 mm
1.7362 in
d244.1 mm
1.7362 in
44.1 mm
1.7362 in
D148.1 mm
1.8937 in
48.1 mm
1.8937 in
r1,2 - min.0.3 mm
0.0118 in
0.3 mm
0.0118 in
r3,4 - min.0.15 mm
0.0059 in
0.15 mm
0.0059 in
a14.3 mm
0.563 in
14.3 mm
0.563 in
da - min.42 mm
1.6535 in
42 mm
1.6535 in
db - min.42 mm
1.6535 in
42 mm
1.6535 in
Da - max.50 mm
1.9685 in
50 mm
1.9685 in
Db - max.51.2 mm
2.0157 in
51.2 mm
2.0157 in
ra - max.0.3 mm
0.0118 in
0.3 mm
0.0118 in
rb - max.0.15 mm
0.0059 in
0.15 mm
0.0059 in
dn44.5 mm
1.752 in
44.5 mm
1.752 in
Basic dynamic load rating - C4.5 kN4.5 kN
Basic static load rating - C04.6 kN4.6 kN
Fatigue load limit - Pu0.196 kN0.196 kN
Limiting speed for grease lubrication28000 r/min22000 r/min
Limiting speed for oil lubrication43000 mm/min34000 mm/min
Ball - Dw3.175 mm
0.125 in
3.175 mm
0.125 in
Ball - z2929
Gref0.31 cm30.31 cm3
Calculation factor - e0.680.68
Calculation factor - Y21.411.41
Calculation factor - Y00.760.76
Calculation factor - X20.670.67
Calculation factor - Y10.920.92
Preload class A - GA40 N40 N
Preload class B - GB120 N120 N
Preload class C - GC240 N240 N
Calculation factor - f1.231.23
Calculation factor - f10.970.97
Calculation factor - f2A11
Calculation factor - f2B1.091.08
Calculation factor - f2C1.171.15
Calculation factor - fHC1.021
Preload class A93 N/micron83 N/micron
Preload class B145 N/micron130 N/micron
Preload class C197 N/micron178 N/micron

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