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：2021-06-07
Application:chromatography,Power equipment,Performance test,construction machinery and equipment,ECG,packing equipment,Cylinder Pneumatic Treatment Element,turret industry,Gas turbine,plastic blow molding,PVC
Similar models:7020 CD/P4AL 7020 CB/P4A 7020 CB/HCP4A 7020 ACD/HCP4AL S7020 CD/P4A S7020 CE/P4A 7020 CD/HCP4AL 7020 CB/P4AL 7020 CE/P4AH1 7020 ACB/P4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1050258	266.7	304.8	19.05	Seals
12355	31.75	44.5008	9.9314	Seals
13585	34.925	52.37	7.95	Seals
BD-22352 CCK/W33-OH 2352 H	240	540	165	Bearings, units and housings
31321 X	105	225	58	Bearings, units and housings
45110	114.3	152.43	12.7	Seals
BD-C 3040 K-AH 3040 G	190	310	82	Bearings, units and housings
D/W R144 R	3.175	6.35	2.38	Bearings, units and housings
NJ 230 ECML	150	270	45	Bearings, units and housings
PL 56	-	-	29.3624	Bearings, units and housings
SAF 22215 TLC	75	-	-	Bearings, units and housings
SIKB 8 F	8	-	12	Bearings, units and housings

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Hot number： 22308 E 241/710 ECAK30/W33 312-ZNR 331905 68745 71910 CE/P4A 900 VRME R 91340 GEZH 112 ES-2RS NCF 1848 V RLS 24 SNL 3152 SNW 3028x4.7/8 SSAFS 22526 x 4.1/2 T W 61701-2RS1