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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 NNU4964MAW33
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Part Number NNU4964MAW33, 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
320.000
mm
Static Load Rating C
o
2660000
N
598000
lbf
Dynamic Load Rating C
1
1
1270000
N
285000
lbf
Geometry Factor C
g
2
0.2160
Thermal Speed Ratings - Oil
790
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
118
mm
4.6457
in
DUR/DOR F/E
359
mm
14.1339
in
Mounting Data
Chamfer r
smin
3
mm
0.12
in
Chamfer r
1smin
1
3
mm
0.120
in
Backing Shaft Diameter d
s
351
mm
13.8200
in
Backing Housing Diameter D
s
409
mm
16.1000
in
1
Based on 1 x 10
6
revolutions L
10
life, for the ISO life calculation method.
Lubrication Data
Lubrication Groove g
10.0
mm
0.39
in
Lubrication Hole Diameter h
5.0
mm
0.20
in
Number of Lubrication Holes
8
Dimension S
1
5.20
mm
0.200
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.