Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 709 CE/HCP4A

709 CE/HCP4A

Dimensions

d		9	mm
D		24	mm
B		7	mm
d₁		13.6	mm
d₂		13	mm
D₁		19.4	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		5.8	mm

Abutment dimensions

d_a	min.	11	mm
d_b	min.	11	mm
D_a	max.	22	mm
D_b	max.	22.6	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		14.8	mm

Calculation data

Basic dynamic load rating	C	2.6	kN
Basic static load rating	C₀	0.93	kN
Fatigue load limit	P_u	0.04	kN
Attainable speed for grease lubrication		120000	r/min
Attainable speed for oil-air lubrication		180000	r/min
Ball diameter	D_w	3.969	mm
Number of balls	z	9
Reference grease quantity	G_ref	0.19	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	15	N
Static axial stiffness, preload class A		12	N/µm
Preload class B	G_B	40	N
Static axial stiffness, preload class B		18	N/µm
Preload class C	G_C	80	N
Static axial stiffness, preload class C		24	N/µm
Calculation factors
Calculation factor	f	1.02
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.05
Calculation factor	f_HC	1.01
Calculation factor	f₀	6.8

Mass

Mass bearing

0.013

Model Number: 709 CE/HCP4A
Inner Diameter：9mm Outer Diameter：24mm Width：7mm
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：2021-06-08
Application:blood cell reagent,Industrial,casting embedding,Pneumatic Actuator,Cylinder Micro,textile machinery,orthodontic material,lathe,Spectrum Products,Machine Tool Accessories,packaging materials
Similar models:WBB1-8709 BK 0709 709 ACD/P4AH 709 CD/HCP4A 709 ACD/HCP4A AXK 7095 PRM 323709.8 709 CE/HCP4A 7096 AM 709 CD/HCP4AH
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Hot number： 1375 VE R 20125 22x42x10 HMS5 V 33020T88/DB 7001 ACE/HCP4A 719/530 ACM 91359 D/W ER1458-2ZS D/W RW1-4 R IR 28x32x20 PF 3/4 TF SAF 23038 KATLC x 6.7/8 SAFS 22526 SILKB 10 F W 627 R