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NNU49/710B

Double-Row Cylindrical Roller Bearings

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Parts Number
NNU49/710BCC1P4Y Double-Row Cylindrical Roller Bearings			Add to Compare You can use this service by registering as a member.

Product Information

Parts Number

NNU49/710BCC1P4Y

Boundary Dimensions

	NNU: Outer ring rib type		Bearing Type
d	710	mm	Bore diameter
D	950	mm	Outside diameter
B	243	mm	Width
r(min.)	6	mm	Chamfer Dimension

Basic Load Ratings

C_r	4450	kN	Basic Dynamic Load Rating
C_0r	12600	kN	Basic Static Load Rating

Speeds

Grease	700	min^-1	Limiting Speed
Oil (Oil-air)	900	min^-1	Limiting Speed

Dimensions

Ew	775	mm	Roller Circumscribed Circle Diameters
s	11.4	mm	Axial Displacement

Abutment and Fillet Dimensions

da(min.)	736	mm	Diameter of Shaft Abutment
d1a(min.)	756	mm	Diameter of Shaft Abutment
Da(max.)	924	mm	Diameter of Housing Abutment
ra(max.)	5	mm	Radius of Shaft or Housing Fillet

Additional information

CC1(max.)	130	μm	Clearance in Bearings with Cylindrical Bores
CC1(min.)	30	μm	Clearance in Bearings with Cylindrical Bores

Holes Dimensions

dh	12	mm	Hole Diameter
W	20	mm	Oil Groove Width
m	4		Number of Holes

Mass

472

kg

Mass(approx.)

CAD

Customer Questions

More Information

More Information
NSK Product Type2	SP_CRB_DR_NNU
NSK Product Type	Super Precision Bearing
Designations	NNU49/710B

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