Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7003 ACD/HCP4A

7003 ACD/HCP4A

Dimensions

d		17	mm
D		35	mm
B		10	mm
d₁		22.6	mm
d₂		22.6	mm
D₁		29.3	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.2	mm
a		11.2	mm

Abutment dimensions

d_a	min.	19	mm
d_b	min.	19	mm
D_a	max.	33	mm
D_b	max.	33.6	mm
r_a	max.	0.3	mm
r_b	max.	0.2	mm
d_n		23.7	mm

Calculation data

Basic dynamic load rating	C	6.5	kN
Basic static load rating	C₀	3.1	kN
Fatigue load limit	P_u	0.132	kN
Attainable speed for grease lubrication		56000	r/min
Attainable speed for oil-air lubrication		85000	r/min
Ball diameter	D_w	5.556	mm
Number of balls	z	12
Reference grease quantity	G_ref	0.54	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	40	N
Static axial stiffness, preload class A		53	N/µm
Preload class B	G_B	80	N
Static axial stiffness, preload class B		69	N/µm
Preload class C	G_C	160	N
Static axial stiffness, preload class C		90	N/µm
Preload class D	G_D	320	N
Static axial stiffness, preload class D		118	N/µm
Calculation factors
Calculation factor	f	1.04
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

0.033

Model Number: 7003 ACD/HCP4A
Inner Diameter：17mm Outer Diameter：35mm Width：10mm
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：2025-12-09
Application:electric pump,CNC,other rubber,extruder,key lock,sample cup,milling head plug,office equipment,scientific instruments,ignition system,chuck industry
Similar models:7003 ACD/P4AH 7003 CE/HCP4AH S7003 CE/P4A S7003 ACE/HCP4A 7003 ACE/P4A S7003 ACD/P4A 7003 ACD/P4A 7003 CD/HCP4A 7003 ACE/HCP4A S7003 CE/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 7003ACD/HCP4A products，there is large inventory of SKF 7003 ACD/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 7003 ACD/HCP4A Which SKF 7003ACD/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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