Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7008 CE/HCP4AH1

7008 CE/HCP4AH1

Dimensions

d		40	mm
D		68	mm
B		15	mm
d₁		49.7	mm
d₂		47.6	mm
D₁		58.25	mm
K		0.5	mm
C₁		5.03	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_b	min.	44.6	mm
D_a	max.	63.4	mm
D_b	max.	63.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		51.6	mm

Calculation data

Basic dynamic load rating	C	12.4	kN
Basic static load rating	C₀	7.65	kN
Fatigue load limit	P_u	0.32	kN
Attainable speed for grease lubrication		36000	r/min
Attainable speed for oil-air lubrication		56000	r/min
Ball diameter	D_w	7.144	mm
Number of balls	z	19
Reference grease quantity	G_ref	2.8	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	65	N
Static axial stiffness, preload class A		38	N/µm
Preload class B	G_B	200	N
Static axial stiffness, preload class B		60	N/µm
Preload class C	G_C	390	N
Static axial stiffness, preload class C		81	N/µm
Calculation factors
Calculation factor	f	1.06
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	8.1

Mass

Mass bearing

0.17

Model Number: 7008 CE/HCP4AH1
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：2025-12-09
Application:Tool,powder metallurgy,Chromatography Products,defogging and degreasing,plastic molding,Machine Tool Accessories,electrocardiograph,pneumatic,metallurgical mold,pump,Spectral Products
Similar models:S7008 CB/P4A S7008 CD/P4A 7008 ACB/HCP4A 7008 ACD/P4A 7008 CD/P4AH 7008 CD/P4A 7008 CB/HCP4A 7008 ACD/HCP4AH S7008 CD/HCP4A S7008 FW/HC
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Model No.	Inner Diameter	Outer Diameter	Width	Type
16900	42.8752	69.85	7.95	Seals
21763	55.5752	76.2	9.53	Seals
39961	101.6	126.97	6.35	Seals
470x530x25 HDS1 D	470	530	25	Seals
47375	120.65	146.02	11.13	Seals
71917 ACB/P4A	85	120	18	Bearings, units and housings
99850	82.55	90.805	18.2626	Seals
BC4-8052/HA4	500	670	-	Bearings, units and housings
NA 4910 RS	50	72	23	Bearings, units and housings
RLS 14	44.45	95.25	20.638	Bearings, units and housings
YAT 206	30	62	30.2	Bearings, units and housings
YEL 208-2F	40	80	42.8	Bearings, units and housings

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