Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71810 CD/P4

71810 CD/P4

Dimensions

d		50	mm
D		65	mm
B		7	mm
d₁		55.1	mm
d₂		55.1	mm
D₁		60	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		11.2	mm

Abutment dimensions

d_a	min.	52	mm
d_b	min.	52	mm
D_a	max.	63	mm
D_b	max.	64.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		55.6	mm

Calculation data

Basic dynamic load rating	C	7.41	kN
Basic static load rating	C₀	7.8	kN
Fatigue load limit	P_u	0.335	kN
Attainable speed for grease lubrication		20000	r/min
Attainable speed for oil-air lubrication		30000	r/min
Ball diameter	D_w	3.969	mm
Number of balls	z	30
Reference grease quantity	G_ref	0.5	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	40	N
Static axial stiffness, preload class A		47	N/µm
Preload class B	G_B	120	N
Static axial stiffness, preload class B		81	N/µm
Preload class C	G_C	240	N
Static axial stiffness, preload class C		119	N/µm
Calculation factors
Calculation factor	f	1.3
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.09
Calculation factor	f_2C	1.16
Calculation factor	f_HC	1
Calculation factor	f₀	17.2

Mass

Mass bearing

0.051

Model Number: 71810 CD/P4
Inner Diameter：50mm Outer Diameter：65mm Width：7mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Angular contact ball bearings Angular contact ball bearings, super-precision
Details： Angular contact ball bearings, super-precision
Update date：2026-04-16
Application:squeeze machine etc,Roller mill,relay,medical equipment,Automation,special broaching machine,comprehensive experiment,diagnostic test paper,Forming mold,milling head plug,car steering pin
Similar models:71810 CD/HCP4 71810 CD/P4 71810 ACD/P4 71810 ACD/HCP4
BEARING POWER International Trading Co.,Ltd. specialize in 71810CD/P4 products，there is large inventory of SKF 71810 CD/P4 Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71810 CD/P4 Which SKF 71810CD/P4 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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