Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7219 CD/HCP4A

7219 CD/HCP4A

Dimensions

d		95	mm
D		170	mm
B		32	mm
d₁		118.1	mm
d₂		118.1	mm
D₁		146.9	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1.1	mm
a		33.9	mm

Abutment dimensions

d_a	min.	107	mm
d_b	min.	107	mm
D_a	max.	158	mm
D_b	max.	163	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		124.4	mm

Calculation data

Basic dynamic load rating	C	138	kN
Basic static load rating	C₀	120	kN
Fatigue load limit	P_u	4.4	kN
Attainable speed for grease lubrication		9500	r/min
Attainable speed for oil-air lubrication		15000	r/min
Ball diameter	D_w	23.812	mm
Number of balls	z	15
Reference grease quantity	G_ref	34.314	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	520	N
Static axial stiffness, preload class A		127	N/µm
Preload class B	G_B	1040	N
Static axial stiffness, preload class B		173	N/µm
Preload class C	G_C	2080	N
Static axial stiffness, preload class C		241	N/µm
Preload class D	G_D	4160	N
Static axial stiffness, preload class D		347	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	1.06
Calculation factor	f_HC	1.01
Calculation factor	f₀	14.6

Mass

Mass bearing

2.2

Model Number: 7219 CD/HCP4A
Inner Diameter：95mm Outer Diameter：170mm Width：32mm
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：2025-12-09
Application:lifting tackle,power source,shoe-making machinery,Technical Equipment,spring industry,building decoration raw materials and accessories,Liposuction device,plastic molding,scientific instruments,test equipment,Digital Generator
Similar models:7219 CD/P4A 7219 BEGAM 7219 BEGAPH 7219 CD/HCP4A 7219 ACD/P4A 7219 BECBY 7219 BEP 7219 BECBP 7219 ACD/HCP4A 7219 BECBM
BEARING POWER International Trading Co.,Ltd. specialize in 7219CD/HCP4A products，there is large inventory of SKF 7219 CD/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 7219 CD/HCP4A Which SKF 7219CD/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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