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Fafnir® Single Row Angular Contact Ball Bearings (7200, 7300, 7400)
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ENGINEERED BEARINGS
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Ball 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
120
mm
4.7244
in
Bearing Width
29
mm
1.1417
in
Contact Angle
40
º
Basic Load Ratings
C0 - Static Radial Rating
56400
N
12700
lbf
Ce - Dynamic Radial Rating
1
88800
N
20000
lbf
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
2
mm
0.079
in
r - Outer Ring "To Clear" Radius
2
2
mm
0.079
in
da - Inner Ring Backing Diameter
79.170
mm
3.117
in
Da - Outer Ring Backing Diameter
97.180
mm
3.826
in
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.