Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7020 CB/HCP4A

7020 CB/HCP4A

Dimensions

d		100	mm
D		150	mm
B		24	mm
d₁		118.7	mm
d₂		116.15	mm
D₂		135	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.	145.4	mm
r_a	max.	1.5	mm
r_b	max.	1	mm
d_n		120	mm

Calculation data

Basic dynamic load rating	C	37.7	kN
Basic static load rating	C₀	45.5	kN
Fatigue load limit	P_u	1.02	kN
Attainable speed for grease lubrication		13000	r/min
Attainable speed for oil-air lubrication		20000	r/min
Ball diameter	D_w	10.319	mm
Number of balls	z	27
Reference grease quantity	G_ref	15.34	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	96	N
Static axial stiffness, preload class A		65	N/µm
Preload class B	G_B	190	N
Static axial stiffness, preload class B		84	N/µm
Preload class C	G_C	570	N
Static axial stiffness, preload class C		133	N/µm
Calculation factors
Calculation factor	f	1.08
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_HC	1.01
Calculation factor	f₀	9.8

Mass

Mass bearing

1.29

Model Number: 7020 CB/HCP4A
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：2025-12-09
Application:chemical,food sterilization,Reflective Materials Industrial fabrics,Flame Cutting,drawing die,tapered grinder,chuck industry,forming machine,blood cell reagent,Logistics Equipment,miscellaneous instruments
Similar models:7020 ACD/P4AL 7020 CD/HCP4AH1 7020 ACD/HCP4A 7020 CB/HCP4AL S7020 CE/HCP4A 7020 CE/P4AL S7020 CB/HCP4A 7020 ACE/P4AL 7020 ACD/HCP4AH1 7020 CD/P4AL
BEARING POWER International Trading Co.,Ltd. specialize in 7020CB/HCP4A products，there is large inventory of SKF 7020 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 7020 CB/HCP4A Which SKF 7020CB/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.

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