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

7020 ACE/HCP4A

Dimensions

d		100	mm
D		150	mm
B		24	mm
d₁		117.38	mm
d₂		114.2	mm
D₁		132.61	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_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	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
Attainable speed for oil-air lubrication		20000	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	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

1.12

Model Number: 7020 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:Laser Cutting,roller lathe,hydraulic pump,Machine tools,Surveying Surveying Instruments,ventilation equipment,agricultural testing and analysis equipment and related,Hair styling device,Forming mold,plant determination,Spectrum Products
Similar models:S7020 ACB/P4A 7020 ACB/P4A 7020 CB/HCP4A 7020 ACE/P4A 7020 CD/P4AH1 S7020 ACD/P4A S7020 CB/HCP4A 7020 ACE/HCP4A 7020 CD/P4AL 7020 ACB/P4AL
BEARING POWER International Trading Co.,Ltd. specialize in 7020ACE/HCP4A products，there is large inventory of SKF 7020 ACE/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 ACE/HCP4A Which SKF 7020ACE/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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11133	28.575	41.25	6.35	Seals
16121	41.275	61.9	9.5	Seals
315837	640	790	56	Bearings, units and housings
29260	300	420	73	Bearings, units and housings
51256 M	280	380	80	Bearings, units and housings
529489	168.275	-	-	Seals
BT2B 332911 C/HA1	447.675	635	-	Bearings, units and housings
OKCX 690	690		-
PCZ 4032 M	63.5	68.2625	50.8	Bearings, units and housings
SAF 1615 x 2.3/8	60.325	-	-	Bearings, units and housings
SYE 1 3/4 N	44.45	-	-	Bearings, units and housings
W 628/5 R-2Z	5	11	4	Bearings, units and housings

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Hot number： 260x300x16 HDS2 R 22207 EK 239/950 CA/W33 51324 M 51800 6208 N MS 30/710 MVR1-105 NJ 209 ECJ NU 1019 ML NU 315 ECM OKC 110 SAFS 23044 KA x 7.15/16 SNL 3134 TURT SNW 120x3.3/8