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Double Concentric Flange Block
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All Product Types
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ENGINEERED BEARINGS
>
Mounted Bearings
>
Mounted Solid-Block Spherical Roller Bearings
>
Double Concentric Solid-Block Mounted Bearings
>
Double Concentric Flange Block
>
Part Number QAAFX20A315S
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Part Number QAAFX20A315S, Double Concentric Flange Block
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Unit of Measure:
Imperial
Metric
Both
Specifications
·
Dimensions
·
Radial and Thrust Factors
·
Engineering Seal Speed
·
Engineering Bearing Attributes
·
Engineering Internal Radial Clearance
Specifications
Engineering Group
Mounted Bearing
Bearing Number
22220
Shaft Size
3 15/16
in
Shaft Size Type
Imperial
Full Timken Part Number
QAAFX20A315SB
QAAFX20A315SC
QAAFX20A315SEB
QAAFX20A315SEC
QAAFX20A315SEM
QAAFX20A315SEN
QAAFX20A315SEO
QAAFX20A315SET
QAAFX20A315SM
QAAFX20A315SN
QAAFX20A315SO
QAAFX20A315ST
Locking Style
Double Concentric
Housing Construction
Flange Block
UPC Code
0883450136235
0883450136242
0883450136259
0883450136266
0883450136273
0883450136280
0883450136297
0883450136303
0883450192903
0883450193092
0883450270106
0883450270281
Dimensions
Dimension BC
11-3/4
in
298.5
mm
Dimension C
6
in
152.4
mm
Dimension D
8.5
in
215.9
mm
Dimension E
8.31
in
211.1
mm
Dimension F
10.56
in
268.2
mm
Dimension H
1.5
in
38.1
mm
Dimension J (Bolt Size)
0.875
in
24
mm
Dimension L Exp
5.04
in
128
mm
Dimension L Fix
4.96
in
126
mm
Dimension M
2.97
in
75.4
mm
Dimension N
4.06
in
103.1
mm
Dimension RAA
0.97
in
24.6
mm
Dimension SAA
5.92
in
150.4
mm
Radial and Thrust Factors
C0 - Static Load
113000
lbf
502000
N
C - Dynamic Load (Basic)
97700
lbf
435000
N
e - Geometry Factor
0.24
Y1 - Geometry Factor
2.84
Y2 - Geometry Factor
4.23
Engineering Seal Speed
Oil Lubrication - M/N Seal
1200
rpm
Oil Lubrication - T Seal
2000
rpm
Oil Lubrication - B/C/O Seal
900
rpm
Grease Lubrication - M/N Seal
1200
rpm
Grease Lubrication - T Seal
1600
rpm
Grease Lubrication - B/C/O Seal
900
rpm
Engineering Bearing Attributes
Float
0.083
in
2.108
mm
Shaft Tolerance
0.0030
in
0.076
mm
Engineering Internal Radial Clearance
Eng Internal Radial Clearance - Min
0.0030
Eng Internal Radial Clearance - Max
0.0047
Pre Install Clearance Min
0.0030
in
0.075
mm
Pre Install Clearance Max
0.0047
in
0.120
mm
VIEW CAD DRAWING
·
3D
·
2D Front View
·
2D Left View
·
2D Sales Drawing
DOWNLOADS
Bearing Life Calculation Tool
Eng Seal Temperatures
TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS
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The Timken Company. ©
The Timken Company.
©
The Timken Company.