Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71915 ACE/HCP4A

71915 ACE/HCP4A

Dimensions

d		75	mm
D		105	mm
B		16	mm
d₁		84.3	mm
d₂		81.8	mm
D₁		95.52	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		30.2	mm

Abutment dimensions

d_a	min.	79.6	mm
d_b	min.	77	mm
D_a	max.	100.4	mm
D_b	max.	103	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		86.5	mm

Calculation data

Basic dynamic load rating	C	21.2	kN
Basic static load rating	C₀	16.3	kN
Fatigue load limit	P_u	0.68	kN
Attainable speed for grease lubrication		18500	r/min
Attainable speed for oil-air lubrication		29000	r/min
Ball diameter	D_w	9.525	mm
Number of balls	z	23
Reference grease quantity	G_ref	4.5	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	192	N
Static axial stiffness, preload class A		152	N/µm
Preload class B	G_B	577	N
Static axial stiffness, preload class B		228	N/µm
Preload class C	G_C	1150	N
Static axial stiffness, preload class C		299	N/µm
Calculation factors
Calculation factor	f	1.16
Calculation factor	f₁	0.98
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
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

0.29

Model Number: 71915 ACE/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：2024-12-19
Application:machine lathe,Warehouse Shelf Equipment,hydraulic cylinder,walking Food processing machinery and equipment,instrumentation instrument,drawing die,injection molding machine,packaging materials,medical equipment,suction nozzle,Optical Instruments
Similar models:71915 ACE/P4AH1 71915 ACD/HCP4AH1 S71915 CE/P4A S71915 CB/HCP4A S71915 ACD/HCP4A S71915 CD/P4A 71915 CD/HCP4AL 71915 CB/HCP4AL 71915 ACD/HCP4A 71915 CD/P4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 71915ACE/HCP4A products，there is large inventory of SKF 71915 ACE/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 71915 ACE/HCP4A Which SKF 71915ACE/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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