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Single Concentric Two-Bolt Pillow Block
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ENGINEERED BEARINGS
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Mounted Bearings
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Mounted Solid-Block Spherical Roller Bearings
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Single Concentric Solid-Block Mounted Bearings
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Single Concentric Two-Bolt Pillow Block
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Part Number QAP11A055S - Stainless
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Part Number QAP11A055S - Stainless, Single Concentric Stainless 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
QAP11A055SBSS
QAP11A055SCSS
QAP11A055SEBSS
QAP11A055SECSS
QAP11A055SEMSS
QAP11A055SENSS
QAP11A055SEOSS
QAP11A055SETSS
QAP11A055SMSS
QAP11A055SNSS
QAP11A055SOSS
QAP11A055STSS
Locking Style
Single Concentric
Housing Construction
Two-Bolt Pillow Block
UPC Code
0883450702089
0883450702096
0883450702102
0883450702119
0883450702126
0883450702133
0883450702140
0883450702157
0883450702164
0883450702171
0883450702188
0883450702195
Dimensions
Dimension A
2-1/2
in
63.5
mm
Dimension B
5-1/4
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
1-1/4
in
31.8
mm
Dimension J (Bolt Size)
0.625
in
16
mm
Dimension KA
1.13
in
28.7
mm
Dimension L
3.32
in
84.3
mm
Dimension M
2
in
50.8
mm
Dimension RA
0.19
in
4.8
mm
Dimension SA
3.13
in
79.5
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
TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS
Stainless-Solid-Block-Mounted-SRB-Sell-Sheet_11229-POD
(PDF, 175KB)
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