Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7009 CB/P4A

7009 CB/P4A

Dimensions

d		45	mm
D		75	mm
B		16	mm
d₁		56.44	mm
d₂		55.17	mm
D₂		65.58	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.	71.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		57.2	mm

Calculation data

Basic dynamic load rating	C	13	kN
Basic static load rating	C₀	12.2	kN
Fatigue load limit	P_u	0.305	kN
Attainable speed for grease lubrication		26000	r/min
Attainable speed for oil-air lubrication		40000	r/min
Ball diameter	D_w	5.556	mm
Number of balls	z	25
Reference grease quantity	G_ref	2.93	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	31	N
Static axial stiffness, preload class A		31	N/µm
Preload class B	G_B	62	N
Static axial stiffness, preload class B		40	N/µm
Preload class C	G_C	185	N
Static axial stiffness, preload class C		64	N/µm
Calculation factors
Calculation factor	f	1.05
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_HC	1
Calculation factor	f₀	9.6

Mass

Mass bearing

0.26

Model Number: 7009 CB/P4A
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：2021-06-03
Application:Laser Cutting,transportation equipment,blood cell reagent,pump,noise inspection,Infrared Technology,Pneumatic Actuator,tapping machine,,pipe fittings Steel industry,Plastic molding
Similar models:7009 CE/P4AL 7009 CD/HCP4A S7009 CE/P4A 7009 CE/HCP4AL1 7009 ACB/P4A 7009 CB/HCP4A 7009 CD/HCP4AH S7009 ACB/HCP4A S7009 CD/P4A 7009 CD/P4AH
BEARING POWER International Trading Co.,Ltd. specialize in 7009CB/P4A products，there is large inventory of SKF 7009 CB/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 7009 CB/P4A Which SKF 7009CB/P4A 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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