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：2026-04-17
Application:spreader series,Pump,Spectrum Products,powder metallurgy,Hair styling device,agricultural testing and analysis equipment and related,Insect Count,Storage Device,machine tool spindle,wall industry,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving
Similar models:7008 CE/HCP4AH1 S7008 ACD/P4A 7008 CE/HCP4A 7008 CE/HCP4AL S7008 CE/HCP4A 7008 ACD/HCP4AH 7008 ACE/HCP4A 7008 ACE/HCP4AH1 7008 ACE/HCP4AL 7008 CD/HCP4AH
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Model No.	Inner Diameter	Outer Diameter	Width	Type
130 VS R	117	-	-	Seals
211-ZNR	55	100	21	Bearings, units and housings
217-2Z	85	150	28	Bearings, units and housings
33212	60	110	38	Bearings, units and housings
34985	88.9	117.5	11.13	Seals
38703	98.425	130.2	11.13	Seals
6222/C3VL0241	110	200	38	Bearings, units and housings
7016 ACD/HCP4A	80	125	22	Bearings, units and housings
99287	73.025	81.7626	23.8252	Seals
FY 50 WDW	50	-	-	Bearings, units and housings
BT4-8037 G/HA1VA901	650	1040	-	Bearings, units and housings
G 28x37x4	28	37	4	Seals

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Hot number： 310-2Z 407203 6301-Z 75x110x10 CRW1 R 9354 LS 0821 NA 4864 OKBS 91 RNA 4901 S71915 ACB/P4A SAF 22528 x 4.13/16 T SAF 22611 x 1.7/8 W 61700 X-2ZS W 61700 XR-2ZS W 61701 R