Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7012 ACB/HCP4A

7012 ACB/HCP4A

Dimensions

d		60	mm
D		95	mm
B		18	mm
d₁		73.18	mm
d₂		71.65	mm
D₂		84.39	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		27.2	mm

Abutment dimensions

d_a	min.	66	mm
d_b	min.	66	mm
D_a	max.	89	mm
D_b	max.	91.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		74.2	mm

Calculation data

Basic dynamic load rating	C	18.2	kN
Basic static load rating	C₀	19	kN
Fatigue load limit	P_u	0.48	kN
Attainable speed for grease lubrication		22000	r/min
Attainable speed for oil-air lubrication		32000	r/min
Ball diameter	D_w	6.747	mm
Number of balls	z	28
Reference grease quantity	G_ref	5.03	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	80	N
Static axial stiffness, preload class A		120	N/µm
Preload class B	G_B	160	N
Static axial stiffness, preload class B		152	N/µm
Preload class C	G_C	480	N
Static axial stiffness, preload class C		228	N/µm
Calculation factors
Calculation factor	f	1.06
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

0.43

Model Number: 7012 ACB/HCP4A
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：2025-12-09
Application:Pneumatic Control Valves,wall industry,Industrial equipment,hydraulic cylinder buffer,labor insurance,Industrial,Plastic molding,vertical sawing machine,die casting mold,Gas turbine,Gear grinding machine
Similar models:7012 CB/P4AL 7012 ACE/P4AL 7012 CE/P4A 7012 ACD/P4AH1 7012 CE/HCP4AL1 7012 CB/P4A 7012 ACD/HCP4AL 7012 CD/HCP4AH1 7012 CE/P4AH1 7012 CB/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 7012ACB/HCP4A products，there is large inventory of SKF 7012 ACB/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 7012 ACB/HCP4A Which SKF 7012ACB/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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Hot number： 100x145x12 HMSA10 RG BD-241/600 ECAK30/W33-AOHX 241/600 550154 6210-Z 99800 BC2B 320996 C 30/560 KM FY 20 WDW NA 4910 NJ 309 ECP NU 234 ECM SAF 1518 x 3.1/16 T SAF 22532 SNW 118x3.1/4 SY 1.3/8 TDW