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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 NNU4088MAW33
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Part Number NNU4088MAW33, 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
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Unit of Measure:
Imperial
Metric
Both
Specifications
·
Bearing Dimensions
·
Mounting Data
·
Lubrication Data
Specifications
Bore d
440
mm
Static Load Rating C
o
8180000
N
1840000
lbf
Dynamic Load Rating C
1
1
4530000
N
1020000
lbf
Geometry Factor C
g
2
0.2900
Thermal Speed Ratings - Oil
410
rpm
Thermal Speed Ratings - Grease
380
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
650
mm
25.5906
in
Width B
212
mm
8.3465
in
DUR/DOR F/E
487
mm
19.1732
in
Mounting Data
Chamfer r
smin
6
mm
0.24
in
Chamfer r
1smin
1
6
mm
0.240
in
Backing Shaft Diameter d
s
478
mm
18.8200
in
Backing Housing Diameter D
s
607
mm
23.9000
in
1
Based on 1 x 10
6
revolutions L
10
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 S
1
8.80
mm
0.350
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.