Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7008 ACE/P4A

7008 ACE/P4A

Dimensions

d		40	mm
D		68	mm
B		15	mm
d₁		49.7	mm
d₂		47.6	mm
D₁		58.25	mm
r_1,2	min.	1	mm
r_3,4	min.	0.6	mm
a		20.3	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	11.7	kN
Basic static load rating	C₀	7.2	kN
Fatigue load limit	P_u	0.305	kN
Attainable speed for grease lubrication		27000	r/min
Attainable speed for oil-air lubrication		41000	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	105	N
Static axial stiffness, preload class A		87	N/µm
Preload class B	G_B	310	N
Static axial stiffness, preload class B		129	N/µm
Preload class C	G_C	630	N
Static axial stiffness, preload class C		169	N/µm
Calculation factors
Calculation factor	f	1.06
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.06
Calculation factor	f_HC	1
Calculation factor	e	0.68
Calculation factor (single, tandem)	Y₂	0.87
Calculation factor (single, tandem)	Y₀	0.38
Calculation factor (single, tandem)	X₂	0.41
Calculation factor (back-to-back, face-to-face)	Y₁	0.92
Calculation factor (back-to-back, face-to-face)	Y₂	1.41
Calculation factor (back-to-back, face-to-face)	Y₀	0.76
Calculation factor (back-to-back, face-to-face)	X₂	0.67

Mass

Mass bearing

0.19

Model Number: 7008 ACE/P4A
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：2026-07-31
Application:Gear grinding machine,labor insurance,flexible processing,electric hydraulic lifting platform,noise inspection,other processing,respirator,marine test,lifting chain,aerial work equipment,Chromatography Products
Similar models:7008 CB/P4A 7008 CB/HCP4A 7008 CD/HCP4A S7008 CD/HCP4A S7008 FW/HC 7008 ACD/HCP4A 7008 CD/P4AH 7008 ACD/P4A S7008 ACD/P4A 7008 ACE/HCP4AL
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Model No. Inner Diameter Outer Diameter Width Type

20x35x7 CRW1 R
6022 N
780 VRME R
QJ 344 N2/309829
SYE 2 7/16

Purchase the SKF 7008 ACE/P4A Please fill in the following

Hot number： 16091 19820 23272-2CS5/VT143 25x50x10 HMS5 RG 400904 7212 BEGAM 99215 FY 40 TR HK 1622 KM 24 NJ 312 ECP PCMF 182012 E PL 80 S7009 CE/P4A SAFS 22640 x 7.1/4 T

Model No.	Inner Diameter	Outer Diameter	Width	Type
20x35x7 CRW1 R
6022 N
780 VRME R
QJ 344 N2/309829
SYE 2 7/16