Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7009 ACD/HCP4AH

7009 ACD/HCP4AH

Dimensions

d		45	mm
D		75	mm
B		16	mm
d₁		54.2	mm
d₂		54.2	mm
D₁		65.8	mm
K		0.5	mm
C₁		9.45	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		22.1	mm

Abutment dimensions

d_a	min.	49.6	mm
d_b	min.	49.6	mm
D_a	max.	70.4	mm
D_b	max.	73	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		56.2	mm

Calculation data

Basic dynamic load rating	C	27.6	kN
Basic static load rating	C₀	21.6	kN
Fatigue load limit	P_u	0.9	kN
Attainable speed for grease lubrication		20000	r/min
Attainable speed for oil-air lubrication		32000	r/min
Ball diameter	D_w	9.525	mm
Number of balls	z	17
Reference grease quantity	G_ref	3.3	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	170	N
Static axial stiffness, preload class A		146	N/µm
Preload class B	G_B	340	N
Static axial stiffness, preload class B		192	N/µm
Preload class C	G_C	680	N
Static axial stiffness, preload class C		254	N/µm
Preload class D	G_D	1360	N
Static axial stiffness, preload class D		343	N/µm
Calculation factors
Calculation factor	f	1.09
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	1.02
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

0.2

Model Number: 7009 ACD/HCP4AH
Inner Diameter：45mm Outer Diameter：75mm Width：16mm
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：2026-06-19
Application:water protection,office equipment,Spectrum Products,machine lathe,Low-voltage electrical equipment,medical treatment,Pump,small appliances,Gripper Swing,Die,rock drilling machinery
Similar models:7009 CE/P4AL 7009 CE/P4AL1 7009 CB/P4A 7009 ACE/P4AL 7009 ACE/HCP4AL1 7009 CB/HCP4A 7009 ACB/P4A 7009 CD/HCP4A 7009 ACE/HCP4A 7009 CE/HCP4AH1
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Model No. Inner Diameter Outer Diameter Width Type

AOHX 3192 G
BT2B 328957
K 20x28x25
MS 3060
SIKAC 8 M

Purchase the SKF 7009 ACD/HCP4AH Please fill in the following

Hot number： 23654 35x72x12 HMS5 V 464777 58x72x8 CRW1 R 7019 ACD/P4AL 7408 BM 90870 FYAWK 3/4 LTHR FYE 2 3/4 RMS 5 SAF 1507 x 1.1/4 SAF 22517 x 2.13/16 T SI 80 ES-2RS W 6204-2RS1/VP311 WS 81260

Model No.	Inner Diameter	Outer Diameter	Width	Type
AOHX 3192 G
BT2B 328957
K 20x28x25
MS 3060
SIKAC 8 M