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

71913 CB/P4A

Dimensions

d		65	mm
D		90	mm
B		13	mm
d₁		73.94	mm
d₂		72.72	mm
D₂		83.46	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		20.1	mm

Abutment dimensions

d_a	min.	69.6	mm
d_b	min.	69.6	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		74.8	mm

Calculation data

Basic dynamic load rating	C	14.3	kN
Basic static load rating	C₀	15.3	kN
Fatigue load limit	P_u	0.4	kN
Attainable speed for grease lubrication		20000	r/min
Attainable speed for oil-air lubrication		30000	r/min
Ball diameter	D_w	5.556	mm
Number of balls	z	32
Reference grease quantity	G_ref	2.96	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	35	N
Static axial stiffness, preload class A		38	N/µm
Preload class B	G_B	70	N
Static axial stiffness, preload class B		51	N/µm
Preload class C	G_C	210	N
Static axial stiffness, preload class C		81	N/µm
Calculation factors
Calculation factor	f	1.13
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
Calculation factor	f₀	9.9

Mass

Mass bearing

0.21

Model Number: 71913 CB/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:Other machinery,Power equipment,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,forklift industry,Liposuction device,Storage Device,generator,ignition system,plastic blow molding,Pump,sample cup
Similar models:71913 ACB/P4AL 71913 ACE/P4A 71913 CE/HCP4AL 71913 ACE/P4AH1 S71913 ACD/HCP4A 71913 ACD/HCP4A S71913 CB/P4A 71913 ACB/P4A 71913 ACB/HCP4AL 71913 ACE/HCP4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 71913CB/P4A products，there is large inventory of SKF 71913 CB/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 71913 CB/P4A Which SKF 71913CB/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： 23277 2789/2729 420000 61809-2RS1 6207-2RSH 70/1000 AMB 7010 ACB/P4A 71819 ACD/P4 FSAF 1517 TLC K 110x117x24 LM 451345/310 NNCL 4860 CV OKC 770 QJ 308 N2MA S7028 ACD/HCP4A