Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71906 CD/P4A

S71906 CD/P4A

Dimensions

d		30	mm
D		47	mm
B		9	mm
d₁		35.6	mm
d₂		35.6	mm
D₂		44.15	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.2	mm
a		9.7	mm

Abutment dimensions

d_a	min.	32	mm
d_a	max.	35.1	mm
d_b	min.	32	mm
d_b	max.	35.1	mm
D_a	max.	45	mm
D_b	max.	45.6	mm
r_a	max.	0.3	mm
r_b	max.	0.2	mm

Calculation data

Basic dynamic load rating	C	7.15	kN
Basic static load rating	C₀	4.55	kN
Fatigue load limit	P_u	0.193	kN
Attainable speed for grease lubrication		30000	r/min
Ball diameter	D_w	4.762	mm
Number of balls	z	20
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	25	N
Static axial stiffness, preload class A		26	N/µm
Preload class B	G_B	50	N
Static axial stiffness, preload class B		35	N/µm
Preload class C	G_C	100	N
Static axial stiffness, preload class C		47	N/µm
Preload class D	G_D	200	N
Static axial stiffness, preload class D		67	N/µm
Calculation factors
Calculation factor	f	1.08
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.09
Calculation factor	f_2D	1.15
Calculation factor	f_HC	1
Calculation factor	f₀	10.4

Mass

Mass bearing

0.049

Model Number: S71906 CD/P4A
Inner Diameter：30mm Outer Diameter：47mm Width：9mm
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:hydraulic cylinder,chromatography,Garment Accessories,packing equipment,medical equipment,hydraulic pressure gauge,Other Measurements,clean stationery,metal mold,test laboratory equipment and accessories,auto tools
Similar models:71906 ACE/P4A S71906 ACE/HCP4A S71906 CB/HCP4A 71906 CD/HCP4A 71906 ACE/HCP4A 71906 CE/P4A 71906 CE/P4AL 71906 ACB/P4A S71906 CE/HCP4A 71906 ACD/P4A
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Hot number： 22334 CCKJA/W33VA405 BD-232/600 CAK/W33-OH 32/600 H BD-23292 CAK/W33-OH 3292 H 50168 6308/HR11QN 7036 ACD/P4AL 99230 PBM 284050 M1G1 PBMF 170190100 M1G1 PWM 253040 SHR 90 SAF 23056 KATLC x 10.1/2 SAFS 22530 x 5.1/8 T SSAFS 22536 x 6.1/2 TLC SY 1.15/16 WF