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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 QAAF11A203S
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Part Number QAAF11A203S, 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
22211
Shaft Size
2 3/16
in
Shaft Size Type
Imperial
Full Timken Part Number
QAAF11A203SB
QAAF11A203SC
QAAF11A203SEB
QAAF11A203SEC
QAAF11A203SEM
QAAF11A203SEN
QAAF11A203SEO
QAAF11A203SET
QAAF11A203SM
QAAF11A203SN
QAAF11A203SO
QAAF11A203ST
Locking Style
Double Concentric
Housing Construction
Flange Block
UPC Code
0883450018708
0883450018715
0883450018739
0883450018746
0883450018753
0883450018760
0883450018777
0883450018784
0883450190978
0883450191142
0883450268332
0883450268509
Dimensions
Dimension BC
6.89
in
175
mm
Dimension C
3.25
in
82.6
mm
Dimension D
5.13
in
130.3
mm
Dimension E
4.88
in
124
mm
Dimension F
6.19
in
157.2
mm
Dimension H
1
in
25.4
mm
Dimension J (Bolt Size)
0.625
in
16
mm
Dimension L Exp
3.35
in
85.1
mm
Dimension L Fix
3.27
in
83.1
mm
Dimension M
2
in
50.8
mm
Dimension N
2.63
in
66.8
mm
Dimension RAA
0.73
in
18.5
mm
Dimension SAA
4
in
101.6
mm
Radial and Thrust Factors
C0 - Static Load
31900
lbf
142000
N
C - Dynamic Load (Basic)
31400
lbf
140000
N
e - Geometry Factor
0.25
Y1 - Geometry Factor
2.74
Y2 - Geometry Factor
4.08
Engineering Seal Speed
Oil Lubrication - M/N Seal
2200
rpm
Oil Lubrication - T Seal
3800
rpm
Oil Lubrication - B/C/O Seal
1600
rpm
Grease Lubrication - M/N Seal
2200
rpm
Grease Lubrication - T Seal
3200
rpm
Grease Lubrication - B/C/O Seal
1600
rpm
Engineering Bearing Attributes
Float
0.050
in
1.270
mm
Shaft Tolerance
0.0015
in
0.038
mm
Engineering Internal Radial Clearance
Eng Internal Radial Clearance - Min
0.0016
Eng Internal Radial Clearance - Max
0.0026
Pre Install Clearance Min
0.0016
in
0.040
mm
Pre Install Clearance Max
0.0026
in
0.065
mm
VIEW CAD DRAWING
·
3D
·
2D Front View
·
2D Left View
·
2D Sales Drawing
DOWNLOADS
Bearing Life Calculation Tool
Eng Seal Temperatures
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The Timken Company. ©
The Timken Company.
©
The Timken Company.