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

S7019 ACE/P4A

Dimensions

d		95	mm
D		145	mm
B		24	mm
d₁		112.38	mm
d₂		109.2	mm
D₂		131	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1	mm
a		40.2	mm

Abutment dimensions

d_a	min.	102	mm
d_a	max.	111.7	mm
d_b	min.	102	mm
d_b	max.	108.5	mm
D_a	max.	138	mm
D_b	max.	139.4	mm
r_a	max.	1.5	mm
r_b	max.	1	mm

Calculation data

Basic dynamic load rating	C	41.6	kN
Basic static load rating	C₀	36	kN
Fatigue load limit	P_u	1.4	kN
Attainable speed for grease lubrication		11500	r/min
Ball diameter	D_w	12.7	mm
Number of balls	z	26
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	380	N
Static axial stiffness, preload class A		212	N/µm
Preload class B	G_B	1130	N
Static axial stiffness, preload class B		319	N/µm
Preload class C	G_C	2270	N
Static axial stiffness, preload class C		420	N/µm
Calculation factors
Calculation factor	f	1.11
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.06
Calculation factor	f_HC	1
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

1.27

Model Number: S7019 ACE/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：2026-04-16
Application:medical treatment,Microwave Equipment,electronic components,atomizer class,plastic molding,Antenna Potentials,machining,Dental Equipment,electrostatic protection,Food testing,marine test
Similar models:7019 CE/P4AL1 7019 ACE/HCP4A 7019 ACB/P4AL 7019 CD/HCP4A 7019 CE/P4A 7019 CE/P4AH1 S7019 CD/HCP4A 7019 CE/P4AL PBM 170190160 M1G1 PWM 170190180
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