Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7009 CE/P4AL

7009 CE/P4AL

Dimensions

d		45	mm
D		75	mm
B		16	mm
d₁		55.7	mm
d₂		53.6	mm
D₁		64.25	mm
b		1.7	mm
C₁		8.6	mm
C₂		3	mm
C₃		3	mm
r_1,2	min.	1	mm
r_3,4	min.	0.6	mm
a		16.1	mm

Abutment dimensions

d_a	min.	49.6	mm
d_b	min.	49.6	mm
D_a	max.	70.4	mm
D_b	max.	70.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		57.6	mm

Calculation data

Basic dynamic load rating	C	13	kN
Basic static load rating	C₀	8.5	kN
Fatigue load limit	P_u	0.36	kN
Attainable speed for grease lubrication		27000	r/min
Attainable speed for oil-air lubrication		41000	r/min
Ball diameter	D_w	7.144	mm
Number of balls	z	21
Reference grease quantity	G_ref	3.4	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	70	N
Static axial stiffness, preload class A		38	N/µm
Preload class B	G_B	210	N
Static axial stiffness, preload class B		59	N/µm
Preload class C	G_C	410	N
Static axial stiffness, preload class C		79	N/µm
Calculation factors
Calculation factor	f	1.06
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.05
Calculation factor	f_HC	1
Calculation factor	f₀	8.2

Mass

Mass bearing

0.24

Model Number: 7009 CE/P4AL
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：2026-04-16
Application:Machine tools,motor,Industrial Adhesive,security equipment,Switch,Generator,EEG,Hydraulic Equipment,Broadcasting System,plastic rolling,powder metallurgy
Similar models:7009 ACD/HCP4A S7009 CB/HCP4A 7009 CE/HCP4A 7009 ACB/P4AL 7009 ACE/P4A 7009 CD/P4AH 7009 ACD/P4AH 7009 CB/P4A 7009 CE/P4AL S7009 CB/P4A
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