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：2025-12-09
Application:machining,Digital Generator,Spectrum Products,Special Equipment,van,mechanical and electrical,Low-voltage electrical equipment,hook,universal category,Cylinder Standard,floor industry
Similar models:7008 ACB/P4A 7008 CE/HCP4AH1 7008 ACE/P4AH1 7008 ACB/HCP4AL 7008 CE/P4AH1 S7008 CE/HCP4A 7008 CE/P4AL S7008 CD/P4A S7008 CE/P4A 7008 ACE/HCP4AL1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
22336 CCJA/W33VA406	180	380	126	Bearings, units and housings
411803	1121	-	-	Seals
417506	1585	-	-	Seals
71914 ACB/HCP4AL	70	100	16	Bearings, units and housings
740 VE R	718	-	-	Seals
AOH 24076	360	380	208	Bearings, units and housings
BTM 80 ATN9/HCP4CDB	80	125	40.5	Bearings, units and housings
NU 2312 ECP	60	130	46	Bearings, units and housings
PCMF 303426 E	30	34	26	Bearings, units and housings
S71902 CD/HCP4A	15	28	7	Bearings, units and housings
SYE 2-3	50.8	-	-	Bearings, units and housings
YAR 220-2F	100	180	98.4	Bearings, units and housings

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