All Product Types > ENGINEERED BEARINGS > Cylindrical Roller Bearings > Cylindrical Roller Radial Bearings - Two-Row > Part Number NNU49/710MAW33  

Part Number NNU49/710MAW33, Cylindrical Roller Radial Bearings - Two-Row

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  • Additional radial load-carrying capability compared to single-row product.
  • Designed to ISO/DIN specified interchangeable dimensions.
  • Sold as complete assembly.

NNU-1
  • Outer rings with solid ribs.
  • Lubrication grooves and holes on outer rings.
  • One solid brass cage.

The radial internal clearance (RIC) for the bearing assembly must be included when ordering the complete assembly.




Specifications  · Bearing Dimensions  · Mounting Data  · Lubrication Data

Specifications

Bore d
710 mm

Static Load Rating Co
14660000 N
3300000 lbf

Dynamic Load Rating C11
6310000 N
1420000 lbf

Geometry Factor Cg2
0.4090

Thermal Speed Ratings - Oil
220 rpm

Thermal Speed Ratings - Grease
210 rpm
1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
2 Cg factor for bearing without inner ring.


Bearing Dimensions

O.D. D
950 mm
37.4016 in

Width B
243 mm
9.5669 in

DUR/DOR F/E
782 mm
30.7874 in


Mounting Data

Chamfer rsmin
6 mm
0.24 in

Chamfer r1smin1
6 mm
0.240 in

Backing Shaft Diameter ds
767.3 mm
30.2100 in

Backing Housing Diameter Ds
902.1 mm
35.5200 in
1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.


Lubrication Data

Lubrication Groove g
19.3 mm
0.76 in

Lubrication Hole Diameter h
9.5 mm
0.37 in

Number of Lubrication Holes
16

Dimension S1
10.70 mm
0.420 in
1 Permissible axial displacement from normal position of one bearing ring in relation to the other.


 MORE IMAGES 

·  timken-CRB-NN-Brass-Cage-Large-left-angle-view

·  timken-CRB-NN-Brass-Cage-Large-cutaway-view

·  timken-CRB-NN-Brass-Cage-Large-top-angle-view



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Catalog and Technical Information - Cylindrical Roller Bearings