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Single Concentric Four-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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Single Concentric Solid-Block Mounted Bearings
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Single Concentric Four-Bolt Pillow Block
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Part Number QAPR18A090S
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Part Number QAPR18A090S, Single Concentric Four-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
22218
Shaft Size
90
mm
Shaft Size Type
Metric
Full Timken Part Number
QAPR18A090SB
QAPR18A090SC
QAPR18A090SEB
QAPR18A090SEC
QAPR18A090SEM
QAPR18A090SEN
QAPR18A090SEO
QAPR18A090SET
QAPR18A090SM
QAPR18A090SN
QAPR18A090SO
QAPR18A090ST
Locking Style
Single Concentric
Housing Construction
Four-Bolt Pillow Block
UPC Code
0883450049108
0883450049115
0883450049139
0883450049146
0883450049153
0883450049160
0883450049177
0883450049184
0883450189828
0883450189934
0883450267182
0883450267298
Dimensions
Dimension A
3-3/4
in
95.3
mm
Dimension B
7.69
in
195.3
mm
Dimension C
5.13
in
130.3
mm
Dimension D Min
9.25
in
235
mm
Dimension D Max
11.25
in
285.8
mm
Dimension E
2.38
in
60.5
mm
Dimension F
13.63
in
346.2
mm
Dimension G
3.75
in
95.3
mm
Dimension H
1.56
in
39.6
mm
Dimension J (Bolt Size)
0.75
in
20
mm
Dimension KA
1.44
in
36.6
mm
Dimension L
4.47
in
113.5
mm
Dimension M
2.59
in
65.8
mm
Dimension RA
0.31
in
7.9
mm
Dimension SA
4.03
in
102.4
mm
Radial and Thrust Factors
C0 - Static Load
87200
lbf
388000
N
C - Dynamic Load (Basic)
79700
lbf
355000
N
e - Geometry Factor
0.23
Y1 - Geometry Factor
2.90
Y2 - Geometry Factor
4.31
Engineering Seal Speed
Oil Lubrication - M/N Seal
1400
rpm
Oil Lubrication - T Seal
2400
rpm
Oil Lubrication - B/C/O Seal
1000
rpm
Grease Lubrication - M/N Seal
1400
rpm
Grease Lubrication - T Seal
2000
rpm
Grease Lubrication - B/C/O Seal
1000
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
0.0024
Eng Internal Radial Clearance - Max
0.0039
Pre Install Clearance Min
0.0024
in
0.060
mm
Pre Install Clearance Max
0.0039
in
0.100
mm
VIEW CAD DRAWING
·
3D
·
2D Front View
·
2D Left View
·
2D Sales Drawing
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The Timken Company. ©
The Timken Company.
©
The Timken Company.