Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7014 ACB/HCP4A

7014 ACB/HCP4A

Dimensions

d		70	mm
D		110	mm
B		20	mm
d₁		85	mm
d₂		83.2	mm
D₂		97.8	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		31.2	mm

Abutment dimensions

d_a	min.	76	mm
d_b	min.	76	mm
D_a	max.	104	mm
D_b	max.	106.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		86.1	mm

Calculation data

Basic dynamic load rating	C	24.7	kN
Basic static load rating	C₀	26	kN
Fatigue load limit	P_u	0.655	kN
Attainable speed for grease lubrication		18000	r/min
Attainable speed for oil-air lubrication		28000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	28
Reference grease quantity	G_ref	7.27	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	110	N
Static axial stiffness, preload class A		139	N/µm
Preload class B	G_B	220	N
Static axial stiffness, preload class B		178	N/µm
Preload class C	G_C	660	N
Static axial stiffness, preload class C		267	N/µm
Calculation factors
Calculation factor	f	1.07
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
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

0.63

Model Number: 7014 ACB/HCP4A
Inner Diameter：70mm Outer Diameter：110mm Width：20mm
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：2021-06-06
Application:gas turbine,packing equipment,electric hydraulic lifting platform,vacuum suction cup,impression material,Water Monitoring,mobile toilet,power tools,survey accessories,granulator,engineering machinery
Similar models:S7014 CB/P4A S7014 CE/P4A 7014 CB/P4A S7014 CE/HCP4A 7014 ACB/P4AL 7014 CE/HCP4AL PBMF 250270140 M1G1 7014 CD/P4AH1 7014 CD/HCP4A S7014 CD/HCP4A
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