Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7201 ACD/HCP4A

S7201 ACD/HCP4A

Dimensions

d		12	mm
D		32	mm
B		10	mm
d₁		18.6	mm
d₂		18.6	mm
D₂		26.6	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		10.2	mm

Abutment dimensions

d_a	min.	16.2	mm
d_a	max.	18	mm
d_b	min.	16.2	mm
d_b	max.	18	mm
D_a	max.	27.8	mm
D_b	max.	29.6	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	5.72	kN
Basic static load rating	C₀	2.45	kN
Fatigue load limit	P_u	0.104	kN
Attainable speed for grease lubrication		56000	r/min
Ball diameter	D_w	5.556	mm
Number of balls	z	10
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	35	N
Static axial stiffness, preload class A		45	N/µm
Preload class B	G_B	70	N
Static axial stiffness, preload class B		58	N/µm
Preload class C	G_C	140	N
Static axial stiffness, preload class C		75	N/µm
Preload class D	G_D	280	N
Static axial stiffness, preload class D		100	N/µm
Calculation factors
Calculation factor	f	1.02
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.01
Calculation factor	f_2C	1.03
Calculation factor	f_2D	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

0.034

Model Number: S7201 ACD/HCP4A
Inner Diameter：12mm Outer Diameter：32mm Width：10mm
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:ventilation fans,office outdoor camping equipment,organic raw materials,enzyme,car steering pin,medical equipment,hydraulic connector,Optical Instruments,respirator,pressure control valve,medical equipment
Similar models:S7201 ACD/P4A S7201 ACD/HCP4A 7201 ACD/P4A 7201 ACD/HCP4A 7201 BEGAP 7201 CD/P4A 7201 BEP S7201 CD/HCP4A 7201 BECBP S7201 CD/P4A
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