Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71910 ACB/P4A

S71910 ACB/P4A

Dimensions

d		50	mm
D		72	mm
B		12	mm
d₁		57.95	mm
d₂		56.9	mm
D₂		66.04	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		23.2	mm

Abutment dimensions

d_a	min.	53.2	mm
d_a	max.	57.4	mm
d_b	min.	53.2	mm
d_b	max.	56.3	mm
D_a	max.	68.8	mm
D_b	max.	70	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	9.75	kN
Basic static load rating	C₀	9.65	kN
Fatigue load limit	P_u	0.25	kN
Attainable speed for grease lubrication		22000	r/min
Ball diameter	D_w	4.762	mm
Number of balls	z	29
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	43	N
Static axial stiffness, preload class A		79	N/µm
Preload class B	G_B	86	N
Static axial stiffness, preload class B		102	N/µm
Preload class C	G_C	260	N
Static axial stiffness, preload class C		155	N/µm
Calculation factors
Calculation factor	f	1.09
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
Calculation factor	e	0.68
Calculation factor (single, tandem)	Y₂	0.87
Calculation factor (single, tandem)	Y₀	0.38
Calculation factor (single, tandem)	X₂	0.41
Calculation factor (back-to-back, face-to-face)	Y₁	0.92
Calculation factor (back-to-back, face-to-face)	Y₂	1.41
Calculation factor (back-to-back, face-to-face)	Y₀	0.76
Calculation factor (back-to-back, face-to-face)	X₂	0.67

Mass

Mass bearing

0.14

Model Number: S71910 ACB/P4A
Inner Diameter：50mm Outer Diameter：72mm 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：2026-04-16
Application:vacuum filter,special broaching machine,garden machinery,noise inspection,tobacco machinery,Rolling mill gear box,EEG,electronic components,raw material accessories,plastic blow molding,orthodontic material
Similar models:71910 ACB/P4AL 71910 ACE/P4AL S71910 ACD/HCP4A 71910 CB/P4AL 71910 CE/P4A S71910 CB/P4A 71910 ACB/HCP4AL 71910 ACE/HCP4A S71910 CD/HCP4A 71910 CE/P4AH1
BEARING POWER International Trading Co.,Ltd. specialize in S71910ACB/P4A products，there is large inventory of SKF S71910 ACB/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the S71910 ACB/P4A Which SKF S71910ACB/P4A 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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Hot number： 1307 ETN9 3203 ATN9 35029 450x490x20 HDS1 R 471326 6309 N 7304 BEGAP 99587 AS 75100 HN 2020 NU 215 ECML S7007 ACE/HCP4A SAF 22238 T SY 3/4 TF/VA201 YAR 206-2RF