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：2026-04-18
Application:Broadcasting System,rubber products machinery and equipment,flexible processing,magnetic elements,Pneumatic Control Elements,ventilation equipment,plastic rolling,aerial work platform,Gas turbine,forklift industry,rolling machine
Similar models:71913 CE/P4AL 71913 ACB/P4AL 71913 CE/P4AH1 71913 CD/P4AL 71913 ACD/HCP4AL S71913 CD/P4A 71913 ACD/P4A 71913 CB/P4AL S71913 ACE/HCP4A 71913 ACE/HCP4AL
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Hot number： 1100104 32026 X 331616 500 VRME R 53309 + U 309 6304 ETN9 7334 BCBM 7024 CD/HCP4A 80x125x10 CRW1 R IR 22x28x17 KMK 18 NU 29/1060 ECMA/HB1 PBMF 162212 M1G1 QJ 334 N2MA S7011 CB/P4A