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

71906 CE/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		10.1	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	5.59	kN
Basic static load rating	C₀	3.25	kN
Fatigue load limit	P_u	0.14	kN
Attainable speed for grease lubrication		41000	r/min
Attainable speed for oil-air lubrication		63000	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	30	N
Static axial stiffness, preload class A		23	N/µm
Preload class B	G_B	90	N
Static axial stiffness, preload class B		35	N/µm
Preload class C	G_C	180	N
Static axial stiffness, preload class C		49	N/µm
Calculation factors
Calculation factor	f	1.08
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1
Calculation factor	f₀	8.3

Mass

Mass bearing

0.05

Model Number: 71906 CE/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:Hydraulic Couplings,ventilation equipment,hot and cold box,Power equipment,machine tool spindle,relay,large agricultural machinery,surgical instruments,Reflective Materials Industrial fabrics,Air,medical equipment
Similar models:S71906 CB/P4A 71906 ACE/P4A S71906 ACB/HCP4A 71906 ACD/P4A 71906 CE/P4AH S71906 ACB/P4A 71906 ACE/HCP4AH S71906 CE/P4A S71906 CE/HCP4A 71906 CE/HCP4AH
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Hot number： 19010 18823 BD-22210 EK-AHX 310 231/750 CA/W33 34967 6309-2RSH 7015 CB/P4A 708 ACD/HCP4AH 7207 BEGAY AXK 1528 D/W R09 R FYR 4-18 NCF 3064 CV NN 3007 K/SP SAF 23034 KA x 5.15/16