Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71913 CB/HCP4A

71913 CB/HCP4A

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		24000	r/min
Attainable speed for oil-air lubrication		36000	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		43	N/µm
Preload class B	G_B	70	N
Static axial stiffness, preload class B		56	N/µm
Preload class C	G_C	210	N
Static axial stiffness, preload class C		90	N/µm
Calculation factors
Calculation factor	f	1.13
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1.01
Calculation factor	f₀	9.9

Mass

Mass bearing

0.19

Model Number: 71913 CB/HCP4A
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:gear grinding machine,Solenoid Valves,stamping die and its equipment,nail products,medical equipment,medical equipment,Storage Device,wheel lathe,engineering machinery,pneumatic Pump,hinge industry
Similar models:71913 CB/HCP4A 71913 ACB/P4A 71913 ACD/P4AL 71913 ACD/HCP4A 71913 ACB/HCP4AL S71913 CD/P4A S71913 CB/P4A 71913 CE/P4A 71913 CE/P4AH1 S71913 CE/P4A
BEARING POWER International Trading Co.,Ltd. specialize in 71913CB/HCP4A products，there is large inventory of SKF 71913 CB/HCP4A 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/HCP4A Which SKF 71913CB/HCP4A 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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
419503	1794	-	-	Seals
7036 CD/P4A	180	280	46	Bearings, units and housings
71920 ACE/P4AL	100	140	20	Bearings, units and housings
71921 CD/HCP4A	105	145	20	Bearings, units and housings
7316 BECBP	80	170	39	Bearings, units and housings
7318 BEGAM	90	190	43	Bearings, units and housings
AN 36	28.0416	-	179.4764	Bearings, units and housings
AS 5578	55	78	1	Bearings, units and housings
FSAF 22311 T	55	-	-	Bearings, units and housings
OKBS 65	65	-	-
SNL 3188 TURT	410	-	-	Bearings, units and housings
SSAFS 23040 KA x 7.1/4	184.15	-	-	Bearings, units and housings

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