Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7012 ACE/P4A

7012 ACE/P4A

Dimensions

d		60	mm
D		95	mm
B		18	mm
d₁		72.74	mm
d₂		70.6	mm
D₁		82.22	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		27.3	mm

Abutment dimensions

d_a	min.	66	mm
d_b	min.	66	mm
D_a	max.	89	mm
D_b	max.	90.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		74.6	mm

Calculation data

Basic dynamic load rating	C	16.3	kN
Basic static load rating	C₀	12.2	kN
Fatigue load limit	P_u	0.52	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	25
Reference grease quantity	G_ref	5.3	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	150	N
Static axial stiffness, preload class A		122	N/µm
Preload class B	G_B	440	N
Static axial stiffness, preload class B		180	N/µm
Preload class C	G_C	870	N
Static axial stiffness, preload class C		235	N/µm
Calculation factors
Calculation factor	f	1.08
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

0.42

Model Number: 7012 ACE/P4A
Inner Diameter：60mm Outer Diameter：95mm Width：18mm
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：2021-06-03
Application:medical equipment,woodworking machinery,Polymer,Processing machinery,cleaners,electromagnet,Individual Wire,equipment and,Roller,ultra-quiet generators,trolley
Similar models:7012 CE/HCP4A 7012 CE/HCP4AL 7012 ACD/P4A S7012 CD/HCP4A 7012 ACE/P4AL 7012 ACD/P4AL 7012 CE/HCP4AH1 7012 ACE/P4AL1 S7012 CE/P4A 7012 CD/HCP4AL
BEARING POWER International Trading Co.,Ltd. specialize in 7012ACE/P4A products，there is large inventory of SKF 7012 ACE/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 7012 ACE/P4A Which SKF 7012ACE/P4A 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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