Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7012 ACE/HCP4A

S7012 ACE/HCP4A

Dimensions

d		60	mm
D		95	mm
B		18	mm
d₁		72.74	mm
d₂		70.6	mm
D₂		85.4	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_a	max.	72.1	mm
d_b	min.	66	mm
d_b	max.	70	mm
D_a	max.	89	mm
D_b	max.	90.8	mm
r_a	max.	1	mm
r_b	max.	0.6	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		22000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	25
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	150	N
Static axial stiffness, preload class A		135	N/µm
Preload class B	G_B	440	N
Static axial stiffness, preload class B		200	N/µm
Preload class C	G_C	870	N
Static axial stiffness, preload class C		260	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	1.01
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

0.4

Model Number: S7012 ACE/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：2021-06-08
Application:Rolling mill,Oral Equipment,Broadcasting System,metal mold,Spectrum Products,casting embedding,packing equipment,medical equipment,multi-knife lathe,squeeze machine etc,inorganic chemical
Similar models:7012 ACE/HCP4AH1 7012 ACD/P4A 7012 CE/P4AH1 7012 CD/P4A 7012 ACE/P4AL 7012 CB/P4A S7012 ACB/P4A S7012 CE/P4A 7012 CE/P4A 7012 ACB/HCP4AL
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Hot number： 28761 45 VA R 52209 594648 71908 CE/HCP4A 71916 CD/P4AL 811/1120 M BTM 90 ATN9/P4CDB NU 420 M PSM 060910 A51 SAF 1516 x 2.5/8 TLC SNL 3134 ATURA SSAFS 22518 T SSAFS 23044 KATLC x 7.7/8 SYNT 35 FTS