Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7213 CD/P4A

S7213 CD/P4A

Dimensions

d		65	mm
D		120	mm
B		23	mm
d₁		82.9	mm
d₂		82.9	mm
D₂		105.3	mm
r_1,2	min.	1.5	mm
r_3,4	min.	0.6	mm
a		24	mm

Abutment dimensions

d_a	min.	74	mm
d_a	max.	82.1	mm
d_b	min.	74	mm
d_b	max.	82.1	mm
D_a	max.	111	mm
D_b	max.	115.8	mm
r_a	max.	1.5	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	66.3	kN
Basic static load rating	C₀	53	kN
Fatigue load limit	P_u	2.28	kN
Attainable speed for grease lubrication		12000	r/min
Ball diameter	D_w	15.875	mm
Number of balls	z	15
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	250	N
Static axial stiffness, preload class A		78	N/µm
Preload class B	G_B	500	N
Static axial stiffness, preload class B		106	N/µm
Preload class C	G_C	1000	N
Static axial stiffness, preload class C		148	N/µm
Preload class D	G_D	2000	N
Static axial stiffness, preload class D		212	N/µm
Calculation factors
Calculation factor	f	1.07
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	14.6

Mass

Mass bearing

1.03

Model Number: S7213 CD/P4A
Inner Diameter：65mm Outer Diameter：120mm Width：23mm
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：2024-12-13
Application:Storage Tool,mathematical instruments,plastic blow molding,Other Machine Tools,mechanical annex,Spectrum Products,Medium and large motor,internal combustion engine,Other Measurements,suction nozzle,milling head plug
Similar models:S7213 CD/HCP4A S7213 CD/P4A 7213 BECBM 7213 ACD/P4A 7213 ACD/HCP4A 7213 BECBJ 7213 CD/P4A 7213 BEGAF 7213 BECBY 7213 BEP
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530466	914.4	-	-	Seals
6012-2RZ	60	95	18	Bearings, units and housings
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99359	94.742	102.0064	15.0876	Seals
D/W ER1038-2ZS	9.525	15.875	3.967	Bearings, units and housings
GE 140 ESX-2LS	140	210	90	Bearings, units and housings
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SAF 22640 x 7.1/8	180.975	-	-	Bearings, units and housings
WS 89317	85		13.5	Bearings, units and housings

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