Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71913 CE/P4A

71913 CE/P4A

Dimensions

d		65	mm
D		90	mm
B		13	mm
d₁		72.75	mm
d₂		70.7	mm
D₁		82.32	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		17.5	mm

Abutment dimensions

d_a	min.	69.6	mm
d_b	min.	67	mm
D_a	max.	85.4	mm
D_b	max.	88	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		74.5	mm

Calculation data

Basic dynamic load rating	C	16.5	kN
Basic static load rating	C₀	12.5	kN
Fatigue load limit	P_u	0.53	kN
Attainable speed for grease lubrication		20000	r/min
Attainable speed for oil-air lubrication		31000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	24
Reference grease quantity	G_ref	2.6	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	89	N
Static axial stiffness, preload class A		47	N/µm
Preload class B	G_B	266	N
Static axial stiffness, preload class B		76	N/µm
Preload class C	G_C	532	N
Static axial stiffness, preload class C		105	N/µm
Calculation factors
Calculation factor	f	1.19
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	8.5

Mass

Mass bearing

0.2

Model Number: 71913 CE/P4A
Inner Diameter：65mm Outer Diameter：90mm 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:electronic components,machine tool spindle,medical equipment,rubber products machinery and equipment,safety testing,Workpiece,Broadcasting System,survey accessories,construction machinery and equipment,test strip,Broadcasting System
Similar models:71913 CB/P4AL S71913 ACD/HCP4A S71913 ACD/P4A 71913 ACE/P4AL 71913 CE/HCP4A 71913 ACE/P4A 71913 CE/P4A 71913 CD/HCP4AL 71913 CE/P4AH1 S71913 CD/P4A
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Hot number： 1013242 1850 VL R 1900 VL V 7318 BECBP 90841 FYWK 1.3/8 YTH H 213 KMTA 34 NCF 3018 CV NU 1018 M/HC5C3 RNA 4840 SAFS 22544 x 7.1/2 TLC SSAFS 23056 KAT x 10 W 6203-2RS1 YAR 208-2RF/VE495