All Product Types > ENGINEERED BEARINGS > Cylindrical Roller Bearings > Cylindrical Roller Radial Bearings - Two-Row > Part Number NNU4934MAW33  

Part Number NNU4934MAW33, 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
170 mm

Static Load Rating Co
696000 N
156200 lbf

Dynamic Load Rating C11
376000 N
84600 lbf

Geometry Factor Cg2
0.161

Thermal Speed Ratings - Oil
1900 rpm

Thermal Speed Ratings - Grease
1600 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
230 mm
9.0551 in

Width B
60 mm
2.3622 in

DUR/DOR F/E
188.5 mm
7.4213 in


Mounting Data

Chamfer rsmin
2 mm
0.08 in

Chamfer r1smin1
2 mm
0.080 in

Backing Shaft Diameter ds
185 mm
7.2800 in

Backing Housing Diameter Ds
217 mm
8.5400 in
1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.


Lubrication Data

Lubrication Groove g
6.8 mm
0.27 in

Lubrication Hole Diameter h
3.0 mm
0.12 in

Number of Lubrication Holes
6

Dimension S1
2.80 mm
0.110 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