Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7020 CE/HCP4AL

7020 CE/HCP4AL

Dimensions

d		100	mm
D		150	mm
B		24	mm
d₁		117.38	mm
d₂		114.2	mm
D₁		132.61	mm
b		2.2	mm
C₁		13.4	mm
C₂		4	mm
C₃		4	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1	mm
a		28.9	mm

Abutment dimensions

d_a	min.	107	mm
d_b	min.	107	mm
D_a	max.	143	mm
D_b	max.	144.4	mm
r_a	max.	1.5	mm
r_b	max.	1	mm
d_n		120.4	mm

Calculation data

Basic dynamic load rating	C	44.9	kN
Basic static load rating	C₀	40	kN
Fatigue load limit	P_u	1.5	kN
Attainable speed for grease lubrication		14500	r/min
Attainable speed for oil-air lubrication		22000	r/min
Ball diameter	D_w	12.7	mm
Number of balls	z	27
Reference grease quantity	G_ref	17	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	240	N
Static axial stiffness, preload class A		97	N/µm
Preload class B	G_B	720	N
Static axial stiffness, preload class B		154	N/µm
Preload class C	G_C	1440	N
Static axial stiffness, preload class C		212	N/µm
Calculation factors
Calculation factor	f	1.12
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.05
Calculation factor	f_HC	1.01
Calculation factor	f₀	9.5

Mass

Mass bearing

1.12

Model Number: 7020 CE/HCP4AL
Inner Diameter：100mm Outer Diameter：150mm Width：24mm
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：2024-12-13
Application:coal,gas turbine,Optical Instruments,metallurgical mold,Film machine,food testing,chamfer,hydraulic cylinder buffer,Hydraulic Hose,Anesthetic Equipment,sterilizers
Similar models:7020 ACD/P4AL S7020 CE/P4A 7020 CE/P4AH1 7020 ACE/P4AH1 7020 ACE/P4AL S7020 ACB/P4A 7020 CE/P4AL 7020 ACB/P4A 7020 ACD/HCP4AL 7020 CB/P4AL
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465 VRME R	453	-	-	Seals
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71922 ACE/HCP4AL	110	150	20	Bearings, units and housings
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FY 2.11/16 TF	68.262	-	-	Bearings, units and housings
NU 313 ECJ	65	140	33	Bearings, units and housings
OKBS 96	96	-	-
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SAF 22626 x 4.3/8 T	111.125	-	-	Bearings, units and housings
SYF 50 FM	50	-	-	Bearings, units and housings

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