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Fafnir® Single Row Angular Contact Ball Bearings (7200, 7300, 7400)
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ENGINEERED BEARINGS
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Angular Contact Ball Bearings
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Fafnir® Single Row Angular Contact Ball Bearings (7200, 7300, 7400)
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Part Number 7311WN MBR SU
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Part Number 7311WN MBR SU, Fafnir® Single Row Angular Contact Ball Bearings (7200, 7300, 7400)
Timken® angular contact ball bearings are designed for combination radial and axial loading. Single-row bearings have high thrust capacity in one direction. Some single-row bearings are specifically designed for duplex mounting in sets for maximum performance.
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Unit of Measure:
Imperial
Metric
Both
Dimensions
·
Basic Load Ratings
·
Specifications
·
Abutment and Fillet Dimensions
Dimensions
d - Bore
55
mm
D - Outer Diameter
4.7244
in
120
mm
Bearing Width
1.1417
in
29
mm
Contact Angle
40
º
Basic Load Ratings
C0 - Static Radial Rating
12700
lbf
56400
N
Ce - Dynamic Radial Rating
1
20000
lbf
88800
N
1
Based on 10
6
revolutions of calculated fatigue life.
Specifications
Ball Type
STEEL
Cage Type
Machined Bronze Cage
Design Units
Metric
Manufacturing Part Number
7311WNMBRSUC1
Abutment and Fillet Dimensions
R - Inner Ring "To Clear" Radius
1
0.079
in
2.0
mm
r - Outer Ring "To Clear" Radius
2
0.079
in
2
mm
da - Inner Ring Backing Diameter
3.117
in
79.170
mm
Da - Outer Ring Backing Diameter
3.826
in
97.180
mm
1
Maximum housing fillet radius that bearing corners will clear.
2
Maximum shaft fillet radius that bearing corners will clear.
VIEW CAD DRAWING
·
3D
·
2D Sales Drawing
·
2D Sectional View
DOWNLOADS
Catalog and Technical Information - Angular Contact Ball Bearing (ACBB)
Timken Angular Contact Ball Bearings Sell Sheet (ACBB)
Bearing Life Calculation Tool
Bearing Dimensional Tolerances
Tools and Guides for Engineers
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The Timken Company. ©
The Timken Company.
©
The Timken Company.