Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7220 CD/P4A

7220 CD/P4A

Dimensions

d		100	mm
D		180	mm
B		34	mm
d₁		124.7	mm
d₂		124.7	mm
D₁		155.3	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1.1	mm
a		35.9	mm

Abutment dimensions

d_a	min.	112	mm
d_b	min.	112	mm
D_a	max.	168	mm
D_b	max.	173	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		131.4	mm

Calculation data

Basic dynamic load rating	C	156	kN
Basic static load rating	C₀	137	kN
Fatigue load limit	P_u	4.9	kN
Attainable speed for grease lubrication		7500	r/min
Attainable speed for oil-air lubrication		12000	r/min
Ball diameter	D_w	25.4	mm
Number of balls	z	15
Reference grease quantity	G_ref	40.899	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	590	N
Static axial stiffness, preload class A		122	N/µm
Preload class B	G_B	1180	N
Static axial stiffness, preload class B		165	N/µm
Preload class C	G_C	2360	N
Static axial stiffness, preload class C		230	N/µm
Preload class D	G_D	4720	N
Static axial stiffness, preload class D		331	N/µm
Calculation factors
Calculation factor	f	1.09
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

3.24

Model Number: 7220 CD/P4A
Inner Diameter：100mm Outer Diameter：180mm Width：34mm
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：2024-12-18
Application:wall industry,hardware,linear drive,Cylinder Micro,Pest Monitoring,Plastic Equipment,car shock absorber,embroidery cloth,Spectrum Products,glass,agrochemical
Similar models:7220 BECBP 7220 ACD/HCP4A 7220 BECBM 7220 BEGAY 7220 BECCM 7220 ACD/P4A 7220 CD/HCP4A 7220 BEP 7220 BEGAM 7220 BECBY
BEARING POWER International Trading Co.,Ltd. specialize in 7220CD/P4A products，there is large inventory of SKF 7220 CD/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 7220 CD/P4A Which SKF 7220CD/P4A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
100x145x12 HMSA10 V	100	145	12	Seals
15881	40.005	54.0004	10.0076	Seals
24080 ECCJ/W33	400	600	200	Bearings, units and housings
265x310x16 HDS1 R	265	310	16	Seals
71928 ACD/P4A	140	190	24	Bearings, units and housings
7311 BECBY	55	120	29	Bearings, units and housings
75x95x12 HMSA10 RG	75	95	12	Seals
8631	22.225	31.78	4.78	Seals
99133	34.925	41.6052	11.1252	Seals
FY 50 WDW	50	-	-	Bearings, units and housings
QJ 313 N2PHAS	65	140	33	Bearings, units and housings
SY 510 M	-	-	-	Bearings, units and housings

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Hot number： 11081 20109 22344-2CS5/VT143 25x45x10 HMSA10 RG 26x47x7 HMSA10 V 619/560 MA 63796 87924 FSYE 3 15/16 NNCF 5048 CV OKC 060 PCMS 2005002.5 E SAKAC 20 M W 61908-2RZ SYWK 505 Y