Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7203 CD/HCP4A

S7203 CD/HCP4A

Dimensions

d		17	mm
D		40	mm
B		12	mm
d₁		24.1	mm
d₂		24.1	mm
D₂		34.4	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		9.9	mm

Abutment dimensions

d_a	min.	21.2	mm
d_a	max.	23.5	mm
d_b	min.	21.2	mm
d_b	max.	23.5	mm
D_a	max.	35.8	mm
D_b	max.	37.6	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	9.23	kN
Basic static load rating	C₀	4.15	kN
Fatigue load limit	P_u	0.176	kN
Attainable speed for grease lubrication		53000	r/min
Ball diameter	D_w	7.144	mm
Number of balls	z	10
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	35	N
Static axial stiffness, preload class A		23	N/µm
Preload class B	G_B	70	N
Static axial stiffness, preload class B		31	N/µm
Preload class C	G_C	140	N
Static axial stiffness, preload class C		42	N/µm
Preload class D	G_D	280	N
Static axial stiffness, preload class D		59	N/µm
Calculation factors
Calculation factor	f	1.03
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	8.5

Mass

Mass bearing

0.056

Model Number: S7203 CD/HCP4A
Inner Diameter：17mm Outer Diameter：40mm Width：12mm
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：2021-06-05
Application:Forming mold,printing equipment,power protection,Internal thread type,thin metal materials,Machine tool accessories,switch,joint protection,Security Equipment,Infrared Technology,luminescent reagent
Similar models:S7203 ACD/HCP4A 7203 CD/HCP4A 7203 BE-2RZP 7203 BECBP S7203 ACD/P4A S7203 CD/HCP4A 7203 BEY 7203 ACD/HCP4A 7203 ACCBM 7203 ACD/P4A
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Hot number： 2213 EKTN9 + H 313 32385 71920 CD/P4AL 811/710 M 99587 FY 1.3/4 TF FYTB 30 TDW GEH 30 ESX-2LS GEZ 208 ES-2RS PCZ 1416 M RNU 2209 ECP SAF 23032 KA x 5.1/2 SAFS 22528 x 5 T SAFS 23052 KA x 9.1/2 W 61915-2Z