All Product Types > ENGINEERED BEARINGS > Cylindrical Roller Bearings > Cylindrical Roller Radial Bearings - Two-Row > Part Number NNU4140MAW33  

Part Number NNU4140MAW33, Cylindrical Roller Radial Bearings - Two-Row

    Download PDF Download PDF   
    border="0" Printable Page  
    Email Email This Page  
    Save To Favorites Save To Favorites
  

  • 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
200 mm

Static Load Rating Co
2460000 N
552000 lbf

Dynamic Load Rating C11
1690000 N
381000 lbf

Geometry Factor Cg2
0.1650

Thermal Speed Ratings - Oil
1200 rpm

Thermal Speed Ratings - Grease
1100 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
340 mm
13.3858 in

Width B
140 mm
5.5118 in

DUR/DOR F/E
235 mm
9.2520 in


Mounting Data

Chamfer rsmin
3 mm
0.12 in

Chamfer r1smin1
3 mm
0.120 in

Backing Shaft Diameter ds
229 mm
9.0200 in

Backing Housing Diameter Ds
315 mm
12.4000 in
1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.


Lubrication Data

Lubrication Groove g
12.3 mm
0.48 in

Lubrication Hole Diameter h
6.0 mm
0.24 in

Number of Lubrication Holes
6

Dimension S1
5.40 mm
0.210 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



 DOWNLOADS 

Catalog and Technical Information - Cylindrical Roller Bearings