Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71900 CD/HCP4A

S71900 CD/HCP4A

Dimensions

d		10	mm
D		22	mm
B		6	mm
d₁		14	mm
d₂		14	mm
D₂		19.8	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.2	mm
a		5.2	mm

Abutment dimensions

d_a	min.	12	mm
d_a	max.	13.6	mm
d_b	min.	12	mm
d_b	max.	13.6	mm
D_a	max.	20	mm
D_b	max.	20.6	mm
r_a	max.	0.3	mm
r_b	max.	0.2	mm

Calculation data

Basic dynamic load rating	C	2.51	kN
Basic static load rating	C₀	1.1	kN
Fatigue load limit	P_u	0.048	kN
Attainable speed for grease lubrication		80000	r/min
Ball diameter	D_w	3.175	mm
Number of balls	z	12
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	10	N
Static axial stiffness, preload class A		13	N/µm
Preload class B	G_B	20	N
Static axial stiffness, preload class B		18	N/µm
Preload class C	G_C	40	N
Static axial stiffness, preload class C		25	N/µm
Preload class D	G_D	80	N
Static axial stiffness, preload class D		35	N/µm
Calculation factors
Calculation factor	f	1.03
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.18
Calculation factor	f_HC	1.04
Calculation factor	f₀	9.5

Mass

Mass bearing

0.009

Model Number: S71900 CD/HCP4A
Inner Diameter：10mm Outer Diameter：22mm Width：6mm
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：2025-12-09
Application:climb ladder,Generator,insect experimental analysis instrument,wall materials,other processing,shoe-making machinery,decoration machinery,ignition system,extruder,industrial skin care,magnetic elements
Similar models:71900 CE/HCP4A S71900 CD/P4A 71900 CE/P4A 71900 CD/HCP4A 71900 ACE/P4A S71900 CD/HCP4A 71900 ACE/HCP4A S71900 ACD/P4A 71900 CD/P4A 71900 CE/HCP4AH
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619/800 M	800	1060	115	Bearings, units and housings
C 4013-2CS5V/GEM9	65	100	35	Bearings, units and housings
D/W RW188 R	6.35	12.7	3.967	Bearings, units and housings
GB 3017	-	-	53	Bearings, units and housings
GE 25 ES-2LS	25	42	20	Bearings, units and housings
HCCE 045 R	80	346	-	Coupling systems
MS 30/800-750	-	-	55	Bearings, units and housings
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SAW 23220 TLC	180	-	-	Bearings, units and housings

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