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NNU4984

Double-Row Cylindrical Roller Bearings

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Parts Number
NNU4984E44CC1P5 Double-Row Cylindrical Roller Bearings			Add to Compare You can use this service by registering as a member.

Product Information

Parts Number

NNU4984E44CC1P5

Boundary Dimensions

	NNU: Outer ring rib type		Bearing Type
d	420	mm	Bore diameter
D	560	mm	Outside diameter
B	140	mm	Width
r(min.)	4	mm	Chamfer Dimension

Basic Load Ratings

C_r	2000	kN	Basic Dynamic Load Rating
C_0r	5150	kN	Basic Static Load Rating

Speeds

Grease	1200	min^-1	Limiting Speed
Oil (Oil-air)	1500	min^-1	Limiting Speed

Dimensions

Ew	461	mm	Roller Circumscribed Circle Diameters
s	3.5	mm	Axial Displacement

Abutment and Fillet Dimensions

da(min.)	436	mm	Diameter of Shaft Abutment
d1a(min.)	448	mm	Diameter of Shaft Abutment
Da(max.)	544	mm	Diameter of Housing Abutment
ra(max.)	3	mm	Radius of Shaft or Housing Fillet

Additional information

CC1(max.)	85	μm	Clearance in Bearings with Cylindrical Bores
CC1(min.)	25	μm	Clearance in Bearings with Cylindrical Bores

Holes Dimensions

dh	8	mm	Hole Diameter
W	15	mm	Oil Groove Width
m	4		Number of Holes

Mass

88.4

kg

Mass(approx.)

Drawing for Reference

Designations	Basic Load Ratings		Radial Internal Clearance			Accuracy	Limiting Speeds		Mass
Designations	C_r	C_0r		min	max	Accuracy	Grease (min^-1)	Oil (Oil-air) (min^-1)	(kg)
NNU4984E44CC1P5	2000	5150				P5: ISO Class 5	1200	1500	88.4

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CAD

Customer Questions

More Information

More Information
NSK Product Type2	SP_CRB_DR_NNU
NSK Product Type	Super Precision Bearing
Designations	NNU4984

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