Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7018 CE/HCP4A

7018 CE/HCP4A

Dimensions

d		90	mm
D		140	mm
B		24	mm
d₁		108.33	mm
d₂		105.5	mm
D₁		121.66	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1	mm
a		27.5	mm

Abutment dimensions

d_a	min.	97	mm
d_b	min.	97	mm
D_a	max.	133	mm
D_b	max.	134.4	mm
r_a	max.	1.5	mm
r_b	max.	1	mm
d_n		111	mm

Calculation data

Basic dynamic load rating	C	35.8	kN
Basic static load rating	C₀	32	kN
Fatigue load limit	P_u	1.27	kN
Attainable speed for grease lubrication		15500	r/min
Attainable speed for oil-air lubrication		24000	r/min
Ball diameter	D_w	11.112	mm
Number of balls	z	28
Reference grease quantity	G_ref	14	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	190	N
Static axial stiffness, preload class A		87	N/µm
Preload class B	G_B	580	N
Static axial stiffness, preload class B		138	N/µm
Preload class C	G_C	1150	N
Static axial stiffness, preload class C		189	N/µm
Calculation factors
Calculation factor	f	1.1
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	9.6

Mass

Mass bearing

1.11

Model Number: 7018 CE/HCP4A
Inner Diameter：90mm Outer Diameter：140mm Width：24mm
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:relay,Industrial Adhesive,building decoration raw materials and accessories,Anesthetic Equipment,multi-knife lathe,tobacco machinery,vacuum suction cup,Plastic molding,Leather Products,printing machinery,top industry
Similar models:S7018 CD/HCP4A 7018 ACD/HCP4AL S7018 ACD/HCP4A 7018 ACD/P4AL S7018 CB/HCP4A 7018 CD/HCP4AH1 7018 ACB/HCP4A 7018 ACE/HCP4AL 7018 CD/P4A 7018 CE/HCP4AL1
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D/W R2-5	3.175	7.938	2.779	Bearings, units and housings
FY 1.11/16 TF/VA201	42.862	-	54.2	Bearings, units and housings
SNL 3134 G	170	-	-	Bearings, units and housings
SSAFS 22538 x 6.7/8 TLC	174.625	-	-	Bearings, units and housings

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