Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7020 CD/P4A

S7020 CD/P4A

Dimensions

d		100	mm
D		150	mm
B		24	mm
d₁		115.4	mm
d₂		115.4	mm
D₂		138.17	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1	mm
a		28.8	mm

Abutment dimensions

d_a	min.	107	mm
d_a	max.	114.8	mm
d_b	min.	107	mm
d_b	max.	114.8	mm
D_a	max.	143	mm
D_b	max.	146	mm
r_a	max.	1.5	mm
r_b	max.	1	mm

Calculation data

Basic dynamic load rating	C	83.2	kN
Basic static load rating	C₀	85	kN
Fatigue load limit	P_u	3.2	kN
Attainable speed for grease lubrication		8500	r/min
Ball diameter	D_w	15.875	mm
Number of balls	z	22
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	310	N
Static axial stiffness, preload class A		112	N/µm
Preload class B	G_B	620	N
Static axial stiffness, preload class B		153	N/µm
Preload class C	G_C	1240	N
Static axial stiffness, preload class C		215	N/µm
Preload class D	G_D	2480	N
Static axial stiffness, preload class D		312	N/µm
Calculation factors
Calculation factor	f	1.16
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_2D	1.09
Calculation factor	f_HC	1
Calculation factor	f₀	15.8

Mass

Mass bearing

1.27

Model Number: S7020 CD/P4A
Inner Diameter：100mm Outer Diameter：150mm Width：24mm
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:outdoor equipment,tapered grinder,mechanical and electrical,Low-voltage electrical equipment,static control,hydraulic pressure gauge,vertical sawing machine,Internal thread type,Spectrum Products,Pneumatic Control Valves,atomizer class
Similar models:7020 CB/HCP4A 7020 CE/HCP4A 7020 ACE/HCP4AH1 7020 ACB/HCP4AL S7020 CE/HCP4A 7020 ACB/P4A 7020 ACB/P4AL 7020 ACD/HCP4AL 7020 CD/P4A 7020 ACE/P4A
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HJ 308 EC	40	57.55	11	Bearings, units and housings
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Hot number： 17341 42380 50x65x8 CRW1 R 6383 7000 CD/P4A 7211 BECBP 87015 90x115x12 CRWA1 R BD-C 3140 K-AH 3140 BD-BS2-2213-2RSK/VT143-H 2313 E FY 1. TF/VA228 OKBS 133 OKTC 465 SAFS 23026 KAT x 4.3/8 SAFS 22536 x 6.5/16 TLC