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Double Concentric Two-Bolt Pillow Block
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All Product Types
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ENGINEERED BEARINGS
>
Mounted Bearings
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Mounted Solid-Block Spherical Roller Bearings
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Double Concentric Solid-Block Mounted Bearings
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Double Concentric Two-Bolt Pillow Block
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Part Number QAAP11A055S
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Part Number QAAP11A055S, Double Concentric Two-Bolt Pillow 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
55
mm
Shaft Size Type
Metric
Full Timken Part Number
QAAP11A055SB
QAAP11A055SC
QAAP11A055SEB
QAAP11A055SEC
QAAP11A055SEM
QAAP11A055SEN
QAAP11A055SEO
QAAP11A055SET
QAAP11A055SM
QAAP11A055SN
QAAP11A055SO
QAAP11A055ST
Locking Style
Double Concentric
Housing Construction
Two-Bolt Pillow Block
UPC Code
0883450286060
0883450286077
0883450318792
0883450318808
0883450318815
0883450318822
0883450318839
0883450318846
0883450318853
0883450318860
0883450318877
0883450318884
Dimensions
Dimension A
2.5
in
63.5
mm
Dimension B
5.25
in
133.4
mm
Dimension C
3.25
in
82.6
mm
Dimension D Min
6.5
in
165.1
mm
Dimension D Max
7.88
in
200.2
mm
Dimension F
9.63
in
244.6
mm
Dimension G
2.63
in
66.8
mm
Dimension H
1.25
in
31.8
mm
Dimension J (Bolt Size)
0.625
in
16
mm
Dimension L
3.32
in
84.3
mm
Dimension M
2
in
50.8
mm
Dimension RAA
0.69
in
17.5
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
0.23
Y1 - Geometry Factor
2.95
Y2 - Geometry Factor
4.40
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.