7018A5

Standard Series High Precision Angular Contact Ball Bearings

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Parts Number
7018A5TRV1VSUMP4Y Standard Series High Precision Angular Contact Ball Bearings			Add to Compare You can use this service by registering as a member.

Product Information

Parts Number

7018A5TRV1VSUMP4Y

Boundary Dimensions

d	90	mm	Bore diameter
D	140	mm	Outside diameter
B	24	mm	Width
r(min.)	1.5	mm	Chamfer Dimension
r1(min.)	1	mm	Chamfer Dimension

Basic Load Ratings

C_r	85.5	kN	Basic Dynamic Load Rating
C_0r	65.5	kN	Basic Static Load Rating

Speeds

Grease	8700	min^-1	Limiting Speed
Oil (Oil-air)	13100	min^-1	Limiting Speed

Dimensions

	A5: 25°		Contact Angle
a	38.8	mm	Effective Load Center

Abutment and Fillet Dimensions

da(min.)	99	mm	Diameter of Shaft Abutment
Da(max.)	131	mm	Diameter of Housing Abutment
Db(max.)	134	mm	Diameter of Housing Abutment
ra(max.)	1.5	mm	Radius of Shaft or Housing Fillet
rb(max.)	0.8	mm	Radius of Shaft or Housing Fillet

Performance

52.0

Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

	Preload	Axial Rigidity	Measured axial clearance
EL	409N	218N/μm	-7μm
L	779N	275N/μm	-13μm
M	1758N	374N/μm	-25μm
H	3498N	494N/μm	-41μm

Additional information

6.2

g/brg

Recommended Grease Quantities

Mass

1.17

Mass(approx.)

Drawing for Reference

Designations	Basic Load Ratings		Axial Internal Clearance			Accuracy	Limiting Speeds		Mass
Designations	C_r	C_0r		min	max	Accuracy	Grease (min^-1)	Oil (Oil-air) (min^-1)	(kg)
7018A5TRV1VSUMP4Y	85.5	65.5				P4Y: Special class (Special bore and outside diameter tolerances, others are ISO Class 4.)	8700	13100	1.17

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CAD

FAQs

Customer Questions

More Information

More Information
NSK Product Type2	SP_ACBB_ST_A5
NSK Product Type	Super Precision Bearing
Designations	7018A5