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

71906 CB/P4A

Dimensions

d		30	mm
D		47	mm
B		9	mm
d₁		35.95	mm
d₂		35.1	mm
D₂		43	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		12.2	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		36.6	mm

Calculation data

Basic dynamic load rating	C	6.37	kN
Basic static load rating	C₀	5.2	kN
Fatigue load limit	P_u	0.134	kN
Attainable speed for grease lubrication		40000	r/min
Attainable speed for oil-air lubrication		60000	r/min
Ball diameter	D_w	3.969	mm
Number of balls	z	22
Reference grease quantity	G_ref	0.72	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	16	N
Static axial stiffness, preload class A		20	N/µm
Preload class B	G_B	32	N
Static axial stiffness, preload class B		27	N/µm
Preload class C	G_C	96	N
Static axial stiffness, preload class C		43	N/µm
Calculation factors
Calculation factor	f	1.07
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
Calculation factor	f₀	9.5

Mass

Mass bearing

0.047

Model Number: 71906 CB/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:Medical room equipment,Cylinder Pneumatic Treatment Element,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,powder metallurgy,industrial fans,transportation equipment,cleaning agent,trolley,Industrial equipment,vacuum suction cup,marine analysis and testing equipment
Similar models:71906 ACE/HCP4A 71906 CE/HCP4AH 71906 ACB/HCP4A 71906 CE/P4AL 71906 ACE/P4AH 71906 CE/P4AH S71906 CB/HCP4A 71906 CB/P4A 71906 ACE/P4AL 71906 ACE/HCP4AH
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315799	720	880	62	Bearings, units and housings
6006-2RZTN9/HC5C3WT	30	55	13	Bearings, units and housings
71911 ACD/HCP4A	55	80	13	Bearings, units and housings
BT4B 334016 G/HA1VA901	679.45	901.7	-	Bearings, units and housings
FYTB 1.7/16 TF	36.512	-	-	Bearings, units and housings
H 319 E	85	125	68	Bearings, units and housings
N 04	9.779	-	19.8374	Bearings, units and housings
NCF 28/530 V	530	650	72	Bearings, units and housings

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Hot number： 21319 EK 44x65x10 HMS5 RG 48065 524940 528272 626-2Z 7030 CD/HCP4AL 7206 BECBM 7319 BECBY 73730 BT4B 334135 G/HA4VA901 NA 2203.2RS NA 4826 S71926 ACD/P4A WS 81152