Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7024 ACE/HCP4A

7024 ACE/HCP4A

Dimensions

d		120	mm
D		180	mm
B		28	mm
d₁		141.42	mm
d₂		137.8	mm
D₁		158.61	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm
a		49.3	mm

Abutment dimensions

d_a	min.	128.8	mm
d_b	min.	128.8	mm
D_a	max.	171.2	mm
D_b	max.	174.4	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		144.9	mm

Calculation data

Basic dynamic load rating	C	54	kN
Basic static load rating	C₀	52	kN
Fatigue load limit	P_u	1.8	kN
Attainable speed for grease lubrication		10000	r/min
Attainable speed for oil-air lubrication		15500	r/min
Ball diameter	D_w	14.288	mm
Number of balls	z	29
Reference grease quantity	G_ref	28	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	490	N
Static axial stiffness, preload class A		288	N/µm
Preload class B	G_B	1480	N
Static axial stiffness, preload class B		433	N/µm
Preload class C	G_C	2950	N
Static axial stiffness, preload class C		568	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

1.96

Model Number: 7024 ACE/HCP4A
Inner Diameter：120mm Outer Diameter：180mm Width：28mm
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：2026-08-18
Application:Laser Devices,enzyme,Beauty and Body,Laser Cutting,chamfer,printing machinery,Insect Count,joint protection,natural instruments,Polymer,Hairbrush device
Similar models:S7024 CE/HCP4A 7024 CE/HCP4A S7024 CE/P4A 7024 CE/HCP4AL 7024 CE/P4AH1 7024 ACD/HCP4A 7024 ACE/P4AL 7024 CD/P4AL 7024 CB/P4AL 7024 ACE/P4AH1
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Model No. Inner Diameter Outer Diameter Width Type

30203
7024 CD/P4AH1
K 25x29x17
PCZ 3030 M
PSMF 202816 A51

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Hot number： 20125 21787 600x640x20 HDS1 V 70/500 AM 70x100x10 CRW1 R 750x780x18 HDS1 R 71924 ACD/P4AL 86970 9686 GE 140 TXA-2LS IR 50X55X20 IS1 NU 203 ECML OKC 490 SAF 23040 KA x 7.1/4 WS 81217

Model No.	Inner Diameter	Outer Diameter	Width	Type
30203
7024 CD/P4AH1
K 25x29x17
PCZ 3030 M
PSMF 202816 A51