Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71911 CE/P4A

S71911 CE/P4A

Dimensions

d		55	mm
D		80	mm
B		13	mm
d₁		62.75	mm
d₂		60.7	mm
D₂		74.7	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		16.2	mm

Abutment dimensions

d_a	min.	59.6	mm
d_a	max.	62.2	mm
d_b	min.	57	mm
d_b	max.	60.1	mm
D_a	max.	75.4	mm
D_b	max.	78	mm
r_a	max.	1	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	15.3	kN
Basic static load rating	C₀	10.6	kN
Fatigue load limit	P_u	0.455	kN
Attainable speed for grease lubrication		24000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	21
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	83	N
Static axial stiffness, preload class A		42	N/µm
Preload class B	G_B	250	N
Static axial stiffness, preload class B		67	N/µm
Preload class C	G_C	500	N
Static axial stiffness, preload class C		92	N/µm
Calculation factors
Calculation factor	f	1.16
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

0.17

Model Number: S71911 CE/P4A
Inner Diameter：55mm Outer Diameter：80mm Width：13mm
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:Medical printer,Perfusion device,Antenna Industry,Laser Devices,metering pump,historical instruments,blood cell reagent,Cylinder Special,cooling system,Food testing,hydraulic control element
Similar models:S71911 ACB/P4A S71911 ACE/P4A 71911 ACE/HCP4AH1 71911 CB/HCP4A 71911 ACB/P4A 71911 CB/P4AL 71911 CE/HCP4AH1 S71911 ACD/P4A 71911 CE/P4AL 71911 ACB/P4AL
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1013240	257.175	295.28	17.48	Seals
3719	9.525	21.23	4.78	Seals
400075	6	-	-	Seals
6317/C3VL0241	85	180	41	Bearings, units and housings
71911 CE/HCP4A	55	80	13	Bearings, units and housings
86799	-	-	60	Seals
BT2B 332780/HA5	1160	1540	-	Bearings, units and housings
C 30/850 KMB	850	1220	272	Bearings, units and housings
K 15x19x17	15	19	17	Bearings, units and housings
PCMF 182012 E	18	20	12	Bearings, units and housings
SD 32x42x4	32	42	4	Seals
SNW 111x2	50.8	55	63.6524	Bearings, units and housings

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Hot number： 13981 23034 CCK/W33 400325 6203-2ZNR 6305-2RSH 6308-2RSH 7007 ACE/HCP4AH1 90x115x12 HMSA10 RG FYNT 80 L IR 17x20x20 S7204 ACD/HCP4A SAF 23032 KATLC x 5.7/16 SNL 3288 SSAFS 22526 T SYE 2 11/16-18