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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
>
Double Concentric Solid-Block Mounted Bearings
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Double Concentric Two-Bolt Pillow Block
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Part Number QAAPL11A055S
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Part Number QAAPL11A055S, 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
QAAPL11A055SB
QAAPL11A055SC
QAAPL11A055SEB
QAAPL11A055SEC
QAAPL11A055SEM
QAAPL11A055SEN
QAAPL11A055SEO
QAAPL11A055SET
QAAPL11A055SM
QAAPL11A055SN
QAAPL11A055SO
QAAPL11A055ST
Locking Style
Double Concentric
Housing Construction
Two-Bolt Pillow Block
UPC Code
0883450320573
0883450320580
0883450320597
0883450320603
0883450320610
0883450320627
0883450320634
0883450320641
0883450320658
0883450320665
0883450320672
0883450320689
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
7.06
in
179.3
mm
Dimension F
8.88
in
225.6
mm
Dimension G
2.58
in
65.5
mm
Dimension H
1.25
in
31.8
mm
Dimension J (Bolt Size)
0.625
in
16
mm
Dimension L
3.29
in
83.6
mm
Dimension M
2
in
50.8
mm
Dimension RAA
0.71
in
18
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.