Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71915 CB/HCP4A

S71915 CB/HCP4A

Dimensions

d		75	mm
D		105	mm
B		16	mm
d₁		85.94	mm
d₂		84.55	mm
D₂		97.5	mm
r_1,2	min.	1	mm
r_3,4	min.	0.6	mm
a		22.3	mm

Abutment dimensions

d_a	min.	79.6	mm
d_a	max.	85.2	mm
d_b	min.	79.6	mm
d_b	max.	83.9	mm
D_a	max.	100	mm
D_b	max.	101.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	19	kN
Basic static load rating	C₀	21.2	kN
Fatigue load limit	P_u	0.56	kN
Attainable speed for grease lubrication		20000	r/min
Ball diameter	D_w	6.35	mm
Number of balls	z	34
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	46	N
Static axial stiffness, preload class A		51	N/µm
Preload class B	G_B	92	N
Static axial stiffness, preload class B		67	N/µm
Preload class C	G_C	275	N
Static axial stiffness, preload class C		107	N/µm
Calculation factors
Calculation factor	f	1.11
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1.01
Calculation factor	f₀	9.9

Mass

Mass bearing

0.36

Model Number: S71915 CB/HCP4A
Inner Diameter：75mm Outer Diameter：105mm Width：16mm
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:air shower etc,mechanical and electrical,Polymer,comprehensive experiment,fabric products,Industrial,Logistics Equipment,altimeter etc,Medical room equipment,steam Hydraulic control element,experimental equipment
Similar models:71915 ACB/HCP4AL S71915 CE/P4A 71915 ACB/HCP4A 71915 CB/P4A 71915 ACD/HCP4AH1 71915 ACD/P4AH1 71915 CD/P4AH1 71915 ACE/P4AL 71915 CD/P4A S71915 CB/P4A
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