Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7008 CD/HCP4A

7008 CD/HCP4A

Dimensions

d		40	mm
D		68	mm
B		15	mm
d₁		49.2	mm
d₂		49.2	mm
D₁		58.8	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	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.	66	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		50.8	mm

Calculation data

Basic dynamic load rating	C	16.8	kN
Basic static load rating	C₀	11	kN
Fatigue load limit	P_u	0.465	kN
Attainable speed for grease lubrication		24000	r/min
Attainable speed for oil-air lubrication		38000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	18
Reference grease quantity	G_ref	2.4	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	60	N
Static axial stiffness, preload class A		42	N/µm
Preload class B	G_B	120	N
Static axial stiffness, preload class B		56	N/µm
Preload class C	G_C	240	N
Static axial stiffness, preload class C		76	N/µm
Preload class D	G_D	480	N
Static axial stiffness, preload class D		107	N/µm
Calculation factors
Calculation factor	f	1.06
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_2D	1.09
Calculation factor	f_HC	1.02
Calculation factor	f₀	10

Mass

Mass bearing

0.17

Model Number: 7008 CD/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：2026-04-19
Application:enzyme,Handling machinery and various industrial machinery,DC generators,coal,Machine Tool Accessories,roller lathe,spectrometer,large agricultural machinery,,Laser Measurements,experimental equipment
Similar models:7008 ACE/HCP4A 7008 CE/P4AL1 7008 ACE/P4A 7008 ACD/HCP4A S7008 CD/HCP4A S7008 CE/HCP4A S7008 CB/HCP4A 7008 ACD/P4AH 7008 CE/P4AL 7008 CE/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 7008CD/HCP4A products，there is large inventory of SKF 7008 CD/HCP4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 7008 CD/HCP4A Which SKF 7008CD/HCP4A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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230x260x15 HMS5 RG	230	260	15	Seals
200 VA R	180	-	-	Seals
22340 CCJA/W33VA405	200	420	138	Bearings, units and housings
29877	76.2	98.45	7.95	Seals
30x55x10 HMSA10 V	30	55	10	Seals
40x50x8 HMSA10 V	40	50	8	Seals
410000	910	-	-	Seals
6204 ETN9	20	47	14	Bearings, units and housings
6206-2RSH	30	62	16	Bearings, units and housings
71812 CD/P4	60	78	10	Bearings, units and housings
NJ 207 ECML	35	72	17	Bearings, units and housings
SAFS 23034 KA x 5.15/16	150.8125	-	-	Bearings, units and housings

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Hot number： BD-23032 CCK/W33-AH 3032 23228 CC/W33 400164 71915 CD/P4AH1 99725 HCRE 025 R K 81140 M N 1010 KTN/SP NKI 20/20 SAF 23052 KAT x 9.1/2 SNL 3144 ATURT SNW 6x1 SYFWK 1.1/4 LTA SYWK 507 Y XHCE 060/OK 170