Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7210 CD/P4A

S7210 CD/P4A

Dimensions

d		50	mm
D		90	mm
B		20	mm
d₁		62.3	mm
d₂		62.3	mm
D₂		80.7	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		19.4	mm

Abutment dimensions

d_a	min.	57	mm
d_a	max.	61.5	mm
d_b	min.	57	mm
d_b	max.	61.5	mm
D_a	max.	83	mm
D_b	max.	85.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	44.9	kN
Basic static load rating	C₀	34	kN
Fatigue load limit	P_u	1.43	kN
Attainable speed for grease lubrication		16000	r/min
Ball diameter	D_w	12.7	mm
Number of balls	z	15
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	170	N
Static axial stiffness, preload class A		65	N/µm
Preload class B	G_B	340	N
Static axial stiffness, preload class B		88	N/µm
Preload class C	G_C	680	N
Static axial stiffness, preload class C		124	N/µm
Preload class D	G_D	1360	N
Static axial stiffness, preload class D		178	N/µm
Calculation factors
Calculation factor	f	1.08
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	1.05
Calculation factor	f_HC	1
Calculation factor	f₀	14.5

Mass

Mass bearing

0.47

Model Number: S7210 CD/P4A
Inner Diameter：50mm Outer Diameter：90mm Width：20mm
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：2021-06-04
Application:nail products,Pump,ECG,gas turbine,power tools,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,medical treatment,safety testing,floor industry,sanitation facilities,sheet industry
Similar models:7210 CD/HCP4A S7210 CD/P4A 7210 BE-2RZP 7210 ACCBM 7210 BEP 7210 BECBY 7210 BECBM S7210 CD/HCP4A S7210 ACD/HCP4A 7210 BEGBP
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Hot number： 22236-2CS5K/VT143 319303 32x45x7 HMSA10 V 33019/DF 6306-Z 7032 ACD/HCP4A FY 509 M BS2-2205-2RS/VT143 BT2B 332604/HA1 GE 35 TXE-2LS NJ 322 ECP OKC 410 SAF 22532 x 5.3/8 SY 2.1/2 DUTF TUWK 30 LTHR