Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7020 ACD/P4A

S7020 ACD/P4A

Dimensions

d		100	mm
D		150	mm
B		24	mm
d₁		115.4	mm
d₂		115.4	mm
D₂		138.17	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1	mm
a		41.3	mm

Abutment dimensions

d_a	min.	107	mm
d_a	max.	114.8	mm
d_b	min.	107	mm
d_b	max.	114.8	mm
D_a	max.	143	mm
D_b	max.	146	mm
r_a	max.	1.5	mm
r_b	max.	1	mm

Calculation data

Basic dynamic load rating	C	79.3	kN
Basic static load rating	C₀	80	kN
Fatigue load limit	P_u	3.05	kN
Attainable speed for grease lubrication		8000	r/min
Ball diameter	D_w	15.875	mm
Number of balls	z	22
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	500	N
Static axial stiffness, preload class A		270	N/µm
Preload class B	G_B	1000	N
Static axial stiffness, preload class B		355	N/µm
Preload class C	G_C	2000	N
Static axial stiffness, preload class C		472	N/µm
Preload class D	G_D	4000	N
Static axial stiffness, preload class D		640	N/µm
Calculation factors
Calculation factor	f	1.16
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_2D	1.08
Calculation factor	f_HC	1
Calculation factor	e	0.68
Calculation factor (single, tandem)	Y₂	0.87
Calculation factor (single, tandem)	Y₀	0.38
Calculation factor (single, tandem)	X₂	0.41
Calculation factor (back-to-back, face-to-face)	Y₁	0.92
Calculation factor (back-to-back, face-to-face)	Y₂	1.41
Calculation factor (back-to-back, face-to-face)	Y₀	0.76
Calculation factor (back-to-back, face-to-face)	X₂	0.67

Mass

Mass bearing

1.27

Model Number: S7020 ACD/P4A
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：2026-04-19
Application:Spectrum Products,Gear grinding machine,,car and accessories,ECG,wire industry,electromagnet,coupling type,forklift industry,quality inspection equipment,hot and cold box
Similar models:7020 ACB/P4AL S7020 CD/P4A S7020 ACD/HCP4A S7020 ACD/P4A 7020 ACE/HCP4A S7020 CB/HCP4A 7020 CD/P4AH1 S7020 CB/P4A S7020 CE/P4A 7020 ACE/HCP4AH1
BEARING POWER International Trading Co.,Ltd. specialize in S7020ACD/P4A products，there is large inventory of SKF S7020 ACD/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 S7020 ACD/P4A Which SKF S7020ACD/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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