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All Product Types > ENGINEERED BEARINGS > Cylindrical Roller Bearings > Cylindrical Roller Radial Bearings - Two-Row > Part Number NNU4092MAW33  
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Part Number NNU4092MAW33, Cylindrical Roller Radial Bearings - Two-Row



  • 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.




Unit of Measure: Imperial Metric Both

Specifications  · Bearing Dimensions  · Mounting Data  · Lubrication Data

Specifications

Bore d

460 mm

Static Load Rating Co

9420000 N
2120000
lbf

Dynamic Load Rating C11

4980000 N
1120000
lbf

Geometry Factor Cg2

0.3050

Thermal Speed Ratings - Oil

370 rpm

Thermal Speed Ratings - Grease

340 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

680 mm
26.7717
in

Width B

218 mm
8.5827
in

DUR/DOR F/E

513 mm
20.1969
in


Mounting Data

Chamfer rsmin

6 mm
0.24
in

Chamfer r1smin1

6 mm
0.240
in

Backing Shaft Diameter ds

502 mm
19.7600
in

Backing Housing Diameter Ds

633 mm
24.9200
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

12

Dimension S1

8.40 mm
0.330
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


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