Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7008 CB/HCP4A

S7008 CB/HCP4A

Dimensions

d		40	mm
D		68	mm
B		15	mm
d₁		50.95	mm
d₂		49.87	mm
D₂		58.88	mm
r_1,2	min.	1	mm
r_3,4	min.	0.6	mm
a		14.8	mm

Abutment dimensions

d_a	min.	44.6	mm
d_a	max.	50.4	mm
d_b	min.	44.6	mm
d_b	max.	49.3	mm
D_a	max.	63.4	mm
D_b	max.	64.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	9.95	kN
Basic static load rating	C₀	9.3	kN
Fatigue load limit	P_u	0.236	kN
Attainable speed for grease lubrication		34000	r/min
Ball diameter	D_w	4.762	mm
Number of balls	z	26
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	24	N
Static axial stiffness, preload class A		30	N/µm
Preload class B	G_B	48	N
Static axial stiffness, preload class B		40	N/µm
Preload class C	G_C	145	N
Static axial stiffness, preload class C		63	N/µm
Calculation factors
Calculation factor	f	1.04
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_HC	1.01
Calculation factor	f₀	9.8

Mass

Mass bearing

0.2

Model Number: S7008 CB/HCP4A
Inner Diameter：40mm Outer Diameter：68mm Width：15mm
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:Seals,pressure control valve,metal mold,oral medical device,stamping die,Textile Accessories,leather processing,Industrial,hydraulic control element,shaft milling machine,supporting facilities
Similar models:7008 CE/P4AL1 S7008 ACB/P4A 7008 CB/P4A S7008 ACB/HCP4A 7008 CE/HCP4A 7008 CB/HCP4A 7008 ACB/P4AL 7008 ACE/P4A 7008 ACD/P4AH 7008 ACB/HCP4AL
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Hot number： 1650 VA R 239/750 CA/W33 401105 690 VRME R 719/560 AMB 71911 CE/P4A 99171 FYTWK 1.1/4 AYTA IR 65x73x25 IR 7x10x16 S7012 ACB/P4A SAF 1516 x 2.5/8 SAKAC 30 M SSAFS 22234 T W 63806 R-2Z