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SKF 71810 CD/HCP4 Angular Contact Ball Bearing

BRAND : SKF

Technical specification

Details

Technical specification

DIMENSIONS

d
50 mm
D
65 mm
B
7 mm
d1
55.1 mm
d2
55.1 mm
D1
60 mm
r1,2
min. 0.3 mm
r3,4
min. 0.15 mm
a
11.2 mm

ABUTMENT DIMENSIONS

da
min. 52 mm
db
min. 52 mm
Da
max. 63 mm
Db
max. 64.2 mm
ra
max. 0.3 mm
rb
max. 0.15 mm
dn
55.6 mm

CALCULATION DATA

Basic dynamic load ratingC
7.41 kN
Basic static load ratingC0
7.8 kN
Fatigue load limitPu
0.245 kN
Attainable speed for grease lubrication
24000 r/min
Attainable speed for oil-air lubrication
36000 r/min
Contact angle?
15 °
Ball diameterDw
3.969 mm
Number of ballsz
30
Reference grease quantityGref
0.5 cm³
PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)
Preload class AGA
40 N
Static axial stiffness, preload class A
52 N/µm
Preload class BGB
120 N
Static axial stiffness, preload class B
89 N/µm
Preload class CGC
240 N
Static axial stiffness, preload class C
133 N/µm
CALCULATION FACTORS
Calculation factorf
1.3
Calculation factorf1
1
Calculation factorf2A
1
Calculation factorf2B
1.1
Calculation factorf2C
1.18
Calculation factorfHC
1.02
Calculation factorf0
17.2

MASS

Mass bearing
0.046 kg