Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 706 ACD/HCP4A

706 ACD/HCP4A

Dimensions

d		6	mm
D		17	mm
B		6	mm
d₁		9.5	mm
d₂		9.5	mm
D₁		13.5	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		5.7	mm

Abutment dimensions

d_a	min.	8	mm
d_b	min.	8	mm
D_a	max.	15	mm
D_b	max.	16.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		10.3	mm

Calculation data

Basic dynamic load rating	C	1.95	kN
Basic static load rating	C₀	0.75	kN
Fatigue load limit	P_u	0.032	kN
Attainable speed for grease lubrication		130000	r/min
Attainable speed for oil-air lubrication		190000	r/min
Ball diameter	D_w	3.175	mm
Number of balls	z	8
Reference grease quantity	G_ref	0.09	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	10	N
Static axial stiffness, preload class A		21	N/µm
Preload class B	G_B	20	N
Static axial stiffness, preload class B		27	N/µm
Preload class C	G_C	40	N
Static axial stiffness, preload class C		36	N/µm
Preload class D	G_D	80	N
Static axial stiffness, preload class D		47	N/µm
Calculation factors
Calculation factor	f	1.01
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_2D	1.08
Calculation factor	f_HC	1.02
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

0.005

Model Number: 706 ACD/HCP4A
Inner Diameter：6mm Outer Diameter：17mm Width：6mm
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：2025-11-27
Application:test strip,powder metallurgy,preservation equipment,sleep monitoring,universal category,sterilizers,quality inspection equipment,generator,injection molding machine,defogging and degreasing,hydraulic connector
Similar models:706 CE/HCP4AH W 61706 706 CE/P4A 706 ACD/HCP4A PRM 657060 WBB1-8706 R-2Z W 61706 R 706 CD/P4AH WBB1-8706-2RZ 7068 BGM
BEARING POWER International Trading Co.,Ltd. specialize in 706ACD/HCP4A products，there is large inventory of SKF 706 ACD/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 706 ACD/HCP4A Which SKF 706ACD/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.

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