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NN3992

Double-Row Cylindrical Roller Bearings

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Parts Number
NN3992CC1P4 Double-Row Cylindrical Roller Bearings			Add to Compare You can use this service by registering as a member.

Product Information

Parts Number

NN3992CC1P4

Boundary Dimensions

	NN: Inner ring rib type		Bearing Type
d	460	mm	Bore diameter
D	620	mm	Outside diameter
B	118	mm	Width
r(min.)	4	mm	Chamfer Dimension

Basic Load Ratings

C_r	1610	kN	Basic Dynamic Load Rating
C_0r	3700	kN	Basic Static Load Rating

Speeds

Grease	1100	min^-1	Limiting Speed
Oil (Oil-air)	1300	min^-1	Limiting Speed

Dimensions

Ew	578	mm	Roller Circumscribed Circle Diameters
s	3.8	mm	Axial Displacement

Abutment and Fillet Dimensions

da(min.)	476	mm	Diameter of Shaft Abutment
d1a(min.)	486	mm	Diameter of Shaft Abutment
Da(min.)	581	mm	Diameter of Housing Abutment
Da(max.)	604	mm	Diameter of Housing Abutment
ra(max.)	3	mm	Radius of Shaft or Housing Fillet

Additional information

CC1(max.)	95	μm	Clearance in Bearings with Cylindrical Bores
CC1(min.)	25	μm	Clearance in Bearings with Cylindrical Bores

Holes Dimensions

dh	6	mm	Hole Diameter
W	12	mm	Oil Groove Width
m	4		Number of Holes

Mass

94.5

kg

Mass(approx.)

CAD

Customer Questions

More Information

More Information
NSK Product Type2	SP_CRB_DR_NN39
NSK Product Type	Super Precision Bearing
Designations	NN3992

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