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NN3072

Double-Row Cylindrical Roller Bearings

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Parts Number
NN3072CC1P5 Double-Row Cylindrical Roller Bearings			Add to Compare You can use this service by registering as a member.

Product Information

Parts Number

NN3072CC1P5

Boundary Dimensions

	NN: Inner ring rib type		Bearing Type
d	360	mm	Bore diameter
D	540	mm	Outside diameter
B	134	mm	Width
r(min.)	5	mm	Chamfer Dimension

Basic Load Ratings

C_r	1700	kN	Basic Dynamic Load Rating
C_0r	3450	kN	Basic Static Load Rating

Speeds

Grease	1500	min^-1	Limiting Speed
Oil (Oil-air)	1800	min^-1	Limiting Speed

Dimensions

Ew	493	mm	Roller Circumscribed Circle Diameters
s	7.0	mm	Axial Displacement

Abutment and Fillet Dimensions

da(min.)	380	mm	Diameter of Shaft Abutment
d1a(min.)	385	mm	Diameter of Shaft Abutment
Da(min.)	497	mm	Diameter of Housing Abutment
Da(max.)	520	mm	Diameter of Housing Abutment
ra(max.)	4	mm	Radius of Shaft or Housing Fillet

Additional information

CC1(max.)	75	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

99.7

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)
NN3072CC1P5	1700	3450				P5: ISO Class 5	1500	1800	99.7

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CAD

Customer Questions

More Information

More Information
NSK Product Type2	SP_CRB_DR_NN30
NSK Product Type	Super Precision Bearing
Designations	NN3072

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