Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7222 ACD/HCP4A

7222 ACD/HCP4A

Dimensions

d		110	mm
D		200	mm
B		38	mm
d₁		138.7	mm
d₂		138.7	mm
D₁		171.3	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1.1	mm
a		55.4	mm

Abutment dimensions

d_a	min.	122	mm
d_b	min.	122	mm
D_a	max.	188	mm
D_b	max.	193	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		145.9	mm

Calculation data

Basic dynamic load rating	C	168	kN
Basic static load rating	C₀	160	kN
Fatigue load limit	P_u	5.4	kN
Attainable speed for grease lubrication		7500	r/min
Attainable speed for oil-air lubrication		12000	r/min
Ball diameter	D_w	26.988	mm
Number of balls	z	16
Reference grease quantity	G_ref	54.15	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	1050	N
Static axial stiffness, preload class A		361	N/µm
Preload class B	G_B	2100	N
Static axial stiffness, preload class B		469	N/µm
Preload class C	G_C	4200	N
Static axial stiffness, preload class C		618	N/µm
Preload class D	G_D	8400	N
Static axial stiffness, preload class D		830	N/µm
Calculation factors
Calculation factor	f	1.08
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.01
Calculation factor	f_2C	1.03
Calculation factor	f_2D	1.06
Calculation factor	f_HC	1.01
Calculation factor	e	0.68
Calculation factor (single, tandem)	Y₂	0.87
Calculation factor (single, tandem)	Y₀	0.38
Calculation factor (single, tandem)	X₂	0.41
Calculation factor (back-to-back, face-to-face)	Y₁	0.92
Calculation factor (back-to-back, face-to-face)	Y₂	1.41
Calculation factor (back-to-back, face-to-face)	Y₀	0.76
Calculation factor (back-to-back, face-to-face)	X₂	0.67

Mass

Mass bearing

3.86

Model Number: 7222 ACD/HCP4A
Inner Diameter：110mm Outer Diameter：200mm Width：38mm
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:mathematical instruments,internal combustion engine,CNC,quality inspection equipment,surgical instruments,pump accessories,Garment Accessories,shoe-making machinery,noise inspection,magnetic elements,X-ray Equipment
Similar models:7222 BEP 7222 BECBM 7222 ACD/P4A 7222 CD/P4A 7222 BECCM 7222 BECBP 7222 BECBY 7222 ACD/HCP4A 7222 BEGAF 7222 CD/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 7222ACD/HCP4A products，there is large inventory of SKF 7222 ACD/HCP4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 7222 ACD/HCP4A Which SKF 7222ACD/HCP4A 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.

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