Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71906 CD/HCP4A

71906 CD/HCP4A

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		38000	r/min
Attainable speed for oil-air lubrication		53000	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		29	N/µm
Preload class B	G_B	50	N
Static axial stiffness, preload class B		39	N/µm
Preload class C	G_C	100	N
Static axial stiffness, preload class C		53	N/µm
Preload class D	G_D	200	N
Static axial stiffness, preload class D		74	N/µm
Calculation factors
Calculation factor	f	1.08
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.18
Calculation factor	f_HC	1.04
Calculation factor	f₀	10.4

Mass

Mass bearing

0.045

Model Number: 71906 CD/HCP4A
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:preservation equipment,forming machine,Display Devices,Antenna Potentials,motorcycle,gear type,hinge industry,Broadcasting System,disposable,Anti-defibrillation pacing,Vacuum generator
Similar models:71906 CE/HCP4AH S71906 ACB/HCP4A 71906 ACB/HCP4A 71906 ACE/P4AH 71906 CE/P4AH 71906 ACE/HCP4AH 71906 CB/P4A 71906 ACB/P4A S71906 ACD/HCP4A 71906 ACE/P4A
BEARING POWER International Trading Co.,Ltd. specialize in 71906CD/HCP4A products，there is large inventory of SKF 71906 CD/HCP4A 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/HCP4A Which SKF 71906CD/HCP4A 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
23072 CC/W33	360	540	134	Bearings, units and housings
25x40x8 HMSA10 V	25	40	8	Seals
32317 B	85	180	63.5	Bearings, units and housings
32926T76/DB	130	180	-	Bearings, units and housings
33118T104/DB	90	150	-	Bearings, units and housings
525036	1044.575	-	-	Seals
566/563	69.85	127	36.512	Bearings, units and housings
60x80x8 CRW1 V	60	80	8	Seals
PSM 152010 A51	15	20	10	Bearings, units and housings
SAF 22534 x 6	152.4	-	-	Bearings, units and housings
SAFS 23026 KATLC x 4.5/16	109.5375	-	-	Bearings, units and housings
SYR 1 11/16	42.8625	-	-	Bearings, units and housings

Purchase the SKF 71906 CD/HCP4A Please fill in the following

Hot number： 12360 BD-24168 ECCK30J/W33-AOH 24168 30x52x7 HMS5 RG 51106 V/HR11Q1 71918 ACD/P4A 71922 ACD/P4AH1 900 VL R AOH 241/670 AOH 3268 G K 81216 TN OKC 160 PSMF 050908 A51 RN-3x9.8 BF/G2 SY 1.3/4 TF/VA228 W 605 R