Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71909 CE/P4A

S71909 CE/P4A

Dimensions

d		45	mm
D		68	mm
B		12	mm
d₁		52.7	mm
d₂		51	mm
D₂		62.6	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		14	mm

Abutment dimensions

d_a	min.	48.2	mm
d_a	max.	52.1	mm
d_b	min.	47	mm
d_b	max.	50.4	mm
D_a	max.	64.8	mm
D_b	max.	66	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	10.1	kN
Basic static load rating	C₀	6.95	kN
Fatigue load limit	P_u	0.29	kN
Attainable speed for grease lubrication		29000	r/min
Ball diameter	D_w	6.35	mm
Number of balls	z	21
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	55	N
Static axial stiffness, preload class A		34	N/µm
Preload class B	G_B	166	N
Static axial stiffness, preload class B		53	N/µm
Preload class C	G_C	331	N
Static axial stiffness, preload class C		73	N/µm
Calculation factors
Calculation factor	f	1.09
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1
Calculation factor	f₀	8.4

Mass

Mass bearing

0.13

Model Number: S71909 CE/P4A
Inner Diameter：45mm Outer Diameter：68mm Width：12mm
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:pneumatic Pump,Cylinder Pneumatic Treatment Element,metering pump,pressure control valve,knitted fabrics,generator,reinforced machinery,industry test,Antenna Potentials,Logistics Equipment,agricultural testing and analysis equipment and related
Similar models:S71909 CB/P4A S71909 CD/P4A 71909 CE/P4AH1 S71909 ACB/P4A 71909 ACD/HCP4A 71909 CB/P4AL 71909 ACD/P4A 71909 ACE/P4AH1 71909 CD/P4A 71909 ACB/P4AL
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71948 ACD/P4A	240	320	38	Bearings, units and housings
7301 BEP	12	37	12	Bearings, units and housings
C 4022 V	110	170	60	Bearings, units and housings
D/W R188 R-2Z	6.35	12.7	4.762	Bearings, units and housings
GEP 850 FS	850	1220	600	Bearings, units and housings
OH 3196 HE	450	620	335	Bearings, units and housings

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Hot number： 14566 2200566 40x62x8 CRW1 V 6001/HC5C3 71915 ACB/HCP4A 71917 CE/P4A FSAF 1216 TLC HK 0808 KR 90 PPA NNC 4976 CV SNW 13x2.1/8 SNW 3130x5.3/16 SSAFS 23044 KATLC x 7.13/16 SYJ 1.1/2 TF SYR 2 11/16-18