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

71906 CD/P4A

Dimensions

d		30	mm
D		47	mm
B		9	mm
d₁		35.6	mm
d₂		35.6	mm
D₁		41.4	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.2	mm
a		9.7	mm

Abutment dimensions

d_a	min.	32	mm
d_b	min.	32	mm
D_a	max.	45	mm
D_b	max.	45.6	mm
r_a	max.	0.3	mm
r_b	max.	0.2	mm
d_n		36.8	mm

Calculation data

Basic dynamic load rating	C	7.15	kN
Basic static load rating	C₀	4.55	kN
Fatigue load limit	P_u	0.193	kN
Attainable speed for grease lubrication		30000	r/min
Attainable speed for oil-air lubrication		45000	r/min
Ball diameter	D_w	4.762	mm
Number of balls	z	20
Reference grease quantity	G_ref	0.63	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	25	N
Static axial stiffness, preload class A		26	N/µm
Preload class B	G_B	50	N
Static axial stiffness, preload class B		35	N/µm
Preload class C	G_C	100	N
Static axial stiffness, preload class C		47	N/µm
Preload class D	G_D	200	N
Static axial stiffness, preload class D		67	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	1.09
Calculation factor	f_2D	1.15
Calculation factor	f_HC	1
Calculation factor	f₀	10.4

Mass

Mass bearing

0.048

Model Number: 71906 CD/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：2025-12-09
Application:Display Devices,medical equipment,Dental Drill etc,water,set bacteria instrument,mobile toilet,other rubber,plant determination,Roller,hydraulic cylinder buffer,Textile Industry Accessories and Accessories
Similar models:S71906 CE/HCP4A 71906 ACD/P4A 71906 ACE/P4AH 71906 ACD/HCP4A S71906 CE/P4A 71906 CB/P4A S71906 CD/P4A 71906 CD/P4A 71906 CE/HCP4AH 71906 ACE/P4A
BEARING POWER International Trading Co.,Ltd. specialize in 71906CD/P4A products，there is large inventory of SKF 71906 CD/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 CD/P4A Which SKF 71906CD/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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
39077	100.0252	126.97	11.13	Seals
5707	14.3002	31.75	6.35	Seals
61926	130	180	24	Bearings, units and housings
7010 ACB/P4A	50	80	16	Bearings, units and housings
71917 ACB/HCP4A	85	120	18	Bearings, units and housings
99482	128	135.255	34.2646	Seals
G 40x47x4	40	47	4	Seals
JL 69349/310	38	63	17	Bearings, units and housings
K 55x62x18	55	62	18	Bearings, units and housings
KR 62 B	-	62	80	Bearings, units and housings
NF 307 ECP	35	80	21	Bearings, units and housings
OH 30/710 H	670	830	342	Bearings, units and housings

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