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Cylindrical Roller Radial Bearings - Two-Row
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ENGINEERED BEARINGS
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Cylindrical Roller Bearings
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Cylindrical Roller Radial Bearings - Two-Row
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Part Number NNU4152MAW33
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Part Number NNU4152MAW33, 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.
larger image
larger image
Unit of Measure:
Imperial
Metric
Both
Specifications
·
Bearing Dimensions
·
Mounting Data
·
Lubrication Data
Specifications
Bore d
260
mm
Static Load Rating C
o
4540000
N
1022000
lbf
Dynamic Load Rating C
1
1
2840000
N
639000
lbf
Geometry Factor C
g
2
0.2100
Thermal Speed Ratings - Oil
760
rpm
Thermal Speed Ratings - Grease
710
rpm
1
Based on 1 x 10
6
revolutions L
10
life, for the ISO life calculation method.
2
C
g
factor for bearing without inner ring.
Bearing Dimensions
O.D. D
440
mm
17.3228
in
Width B
180
mm
7.0866
in
DUR/DOR F/E
306
mm
12.0472
in
Mounting Data
Chamfer r
smin
4
mm
0.16
in
Chamfer r
1smin
1
4
mm
0.160
in
Backing Shaft Diameter d
s
298.9
mm
11.7700
in
Backing Housing Diameter D
s
402
mm
15.8300
in
1
Based on 1 x 10
6
revolutions L
10
life, for the ISO life calculation method.
Lubrication Data
Lubrication Groove g
16.0
mm
0.63
in
Lubrication Hole Diameter h
7.5
mm
0.30
in
Number of Lubrication Holes
6
Dimension S
1
6.30
mm
0.410
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
VIEW CAD DRAWING
·
3D
·
2D Sales Drawing
·
2D Sectional View
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Catalog and Technical Information - Cylindrical Roller Bearings
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The Timken Company. ©
The Timken Company.
©
The Timken Company.