Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7019 CD/P4A

S7019 CD/P4A

Dimensions

d		95	mm
D		145	mm
B		24	mm
d₁		110.4	mm
d₂		110.4	mm
D₂		133.25	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1	mm
a		28.2	mm

Abutment dimensions

d_a	min.	102	mm
d_a	max.	109.8	mm
d_b	min.	102	mm
d_b	max.	109.8	mm
D_a	max.	138	mm
D_b	max.	141	mm
r_a	max.	1.5	mm
r_b	max.	1	mm

Calculation data

Basic dynamic load rating	C	81.9	kN
Basic static load rating	C₀	80	kN
Fatigue load limit	P_u	3.1	kN
Attainable speed for grease lubrication		8500	r/min
Ball diameter	D_w	15.875	mm
Number of balls	z	21
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	310	N
Static axial stiffness, preload class A		108	N/µm
Preload class B	G_B	620	N
Static axial stiffness, preload class B		148	N/µm
Preload class C	G_C	1240	N
Static axial stiffness, preload class C		208	N/µm
Preload class D	G_D	2480	N
Static axial stiffness, preload class D		302	N/µm
Calculation factors
Calculation factor	f	1.15
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	15.7

Mass

Mass bearing

1.22

Model Number: S7019 CD/P4A
Inner Diameter：95mm Outer Diameter：145mm 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：2025-12-09
Application:Cylinder Micro,plastic rolling,insect experimental analysis instrument,granulator,meat products machine,sanitation facilities,stirrer,dynamic blood pressure,food sterilization,garden machinery,Display Devices
Similar models:7019 ACB/P4A 7019 ACB/HCP4A S7019 ACB/P4A 7019 CE/HCP4AL1 PWM 170190200 S7019 CD/HCP4A S7019 CB/P4A 7019 CD/HCP4A 7019 CD/P4AH1 PBMF 17019070 M1G1
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