Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7207 CD/HCP4A

7207 CD/HCP4A

Dimensions

d		35	mm
D		72	mm
B		17	mm
d₁		46.8	mm
d₂		46.8	mm
D₁		60.2	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.3	mm
a		15.7	mm

Abutment dimensions

d_a	min.	42	mm
d_b	min.	42	mm
D_a	max.	65	mm
D_b	max.	69.6	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		49.7	mm

Calculation data

Basic dynamic load rating	C	31.9	kN
Basic static load rating	C₀	21.6	kN
Fatigue load limit	P_u	0.915	kN
Attainable speed for grease lubrication		26000	r/min
Attainable speed for oil-air lubrication		38000	r/min
Ball diameter	D_w	11.112	mm
Number of balls	z	13
Reference grease quantity	G_ref	3.903	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	120	N
Static axial stiffness, preload class A		55	N/µm
Preload class B	G_B	240	N
Static axial stiffness, preload class B		75	N/µm
Preload class C	G_C	480	N
Static axial stiffness, preload class C		104	N/µm
Preload class D	G_D	960	N
Static axial stiffness, preload class D		151	N/µm
Calculation factors
Calculation factor	f	1.05
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.01
Calculation factor	f_2C	1.03
Calculation factor	f_2D	1.06
Calculation factor	f_HC	1.01
Calculation factor	f₀	13.9

Mass

Mass bearing

0.24

Model Number: 7207 CD/HCP4A
Inner Diameter：35mm Outer Diameter：72mm Width：17mm
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：2021-06-09
Application:spring industry,hydraulic cylinder buffer,Safety protection,Dental Equipment,Pneumatic Control Elements,standing experimental equipment,car instrument,food packaging,Medium and large motor,engineering machine,Forklift industry
Similar models:7207 BEGAY 7207 BECBM 7207 ACD/HCP4A 7207 BECBY 7207 BEGAM S7207 CD/P4A 7207 BEP 7207 BEGBP 7207 BEGAP 7207 BEGBY
BEARING POWER International Trading Co.,Ltd. specialize in 7207CD/HCP4A products，there is large inventory of SKF 7207 CD/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 7207 CD/HCP4A Which SKF 7207CD/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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