Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71906 ACE/P4A

71906 ACE/P4A

Dimensions

d		30	mm
D		47	mm
B		9	mm
d₁		35.8	mm
d₂		34.4	mm
D₁		41.39	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		14.3	mm

Abutment dimensions

d_a	min.	32	mm
d_b	min.	32	mm
D_a	max.	45	mm
D_b	max.	46.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		36.8	mm

Calculation data

Basic dynamic load rating	C	5.27	kN
Basic static load rating	C₀	3.1	kN
Fatigue load limit	P_u	0.132	kN
Attainable speed for grease lubrication		37000	r/min
Attainable speed for oil-air lubrication		58000	r/min
Ball diameter	D_w	4.762	mm
Number of balls	z	18
Reference grease quantity	G_ref	0.6	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	48	N
Static axial stiffness, preload class A		55	N/µm
Preload class B	G_B	145	N
Static axial stiffness, preload class B		85	N/µm
Preload class C	G_C	290	N
Static axial stiffness, preload class C		111	N/µm
Calculation factors
Calculation factor	f	1.08
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
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

0.05

Model Number: 71906 ACE/P4A
Inner Diameter：30mm Outer Diameter：47mm Width：9mm
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：2024-12-13
Application:Performance test,enzyme,Switch,industrial skin care,Safety protection,sleep monitoring,Sensors,preservation equipment,boring bar boring bar,tube,Storage Tool
Similar models:71906 CD/HCP4A 71906 ACE/P4AH 71906 ACB/HCP4A S71906 ACB/P4A 71906 ACE/P4AL S71906 ACE/HCP4A 71906 CE/P4A S71906 CE/P4A 71906 ACD/P4A 71906 ACE/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 71906ACE/P4A products，there is large inventory of SKF 71906 ACE/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71906 ACE/P4A Which SKF 71906ACE/P4A 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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