Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7020 ACE/HCP4A

S7020 ACE/HCP4A

Dimensions

d		100	mm
D		150	mm
B		24	mm
d₁		117.38	mm
d₂		114.2	mm
D₂		136	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1	mm
a		41.4	mm

Abutment dimensions

d_a	min.	107	mm
d_a	max.	116.7	mm
d_b	min.	107	mm
d_b	max.	113.5	mm
D_a	max.	143	mm
D_b	max.	144.4	mm
r_a	max.	1.5	mm
r_b	max.	1	mm

Calculation data

Basic dynamic load rating	C	42.3	kN
Basic static load rating	C₀	38	kN
Fatigue load limit	P_u	1.43	kN
Attainable speed for grease lubrication		12700	r/min
Ball diameter	D_w	12.7	mm
Number of balls	z	27
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	390	N
Static axial stiffness, preload class A		245	N/µm
Preload class B	G_B	1150	N
Static axial stiffness, preload class B		366	N/µm
Preload class C	G_C	2310	N
Static axial stiffness, preload class C		483	N/µm
Calculation factors
Calculation factor	f	1.12
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.06
Calculation factor	f_HC	1.01
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

1.18

Model Number: S7020 ACE/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：2026-04-16
Application:Industrial,Industrial,power protection,Medical equipment,container finishing,instrument,baler,engineering machinery,bio-chemical,vertical processing,plastic molding
Similar models:S7020 CE/HCP4A 7020 ACE/P4AH1 7020 ACE/HCP4A S7020 ACD/HCP4A 7020 CD/P4AH1 S7020 CE/P4A S7020 ACB/P4A 7020 ACB/P4A 7020 ACD/P4AL 7020 ACE/P4AL
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Hot number： 11170 6011/HR11QN 6312-2ZNR 65x88x12 HMSA10 RG 71907 ACE/HCP4A 71920 ACD/HCP4AH1 90056 90x110x10 HMSA10 V 99272 AHX 317 FNL 509 A PCM 222520 E SAW 23536 x 6.5/16 SNW 119x3.5/16 SYWK 20 YTH