Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71906 ACE/P4AH

71906 ACE/P4AH

Dimensions

d		30	mm
D		47	mm
B		9	mm
d₁		35.8	mm
d₂		34.4	mm
D₁		41.39	mm
K		0.5	mm
C₁		5.45	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/P4AH
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：2026-04-16
Application:small appliances,medical equipment,raw material accessories,Digital Generator,Cleaning equipment,position switch,Special Equipment,hydraulic actuator,wall industry,labor insurance,welding equipment
Similar models:71906 CE/P4AL 71906 CE/HCP4AH 71906 ACD/HCP4A 71906 CE/HCP4A 71906 ACB/HCP4A S71906 ACB/HCP4A 71906 ACE/P4AH S71906 CE/P4A 71906 CB/P4A 71906 ACE/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 71906ACE/P4AH products，there is large inventory of SKF 71906 ACE/P4AH 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/P4AH Which SKF 71906ACE/P4AH 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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22340	57.15	76.12	11.13	Seals
24949	63.5	87.07	9.53	Seals
38731	98.425	133.38	11.13	Seals
4207 ATN9	35	72	23	Bearings, units and housings
HJ 2256 EC	280	355.2	35.5	Bearings, units and housings
NA 49/32	32	52	20	Bearings, units and housings
NJ 2305 ECP	25	62	24	Bearings, units and housings
NU 213 ECML	65	120	23	Bearings, units and housings
PRM 556060	55	60	60	Bearings, units and housings
RNU 306	42	72	19	Bearings, units and housings
S7011 CE/HCP4A	55	90	18	Bearings, units and housings
SAFS 22515 T	61.9125	-	-	Bearings, units and housings

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