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Double 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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Double Concentric Solid-Block Mounted Bearings
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Double Concentric Two-Bolt Pillow Block
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Part Number QAASN18A090S
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Part Number QAASN18A090S, Double Concentric Two-Bolt Pillow Block
larger image
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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
QAASN18A090SB
QAASN18A090SC
QAASN18A090SEB
QAASN18A090SEC
QAASN18A090SEM
QAASN18A090SEN
QAASN18A090SEO
QAASN18A090SET
QAASN18A090SM
QAASN18A090SN
QAASN18A090SO
QAASN18A090ST
Locking Style
Double Concentric
Housing Construction
Two-Bolt Pillow Block
UPC Code
0883450350549
0883450350556
0883450350563
0883450350570
0883450350587
0883450350594
0883450350600
0883450350617
0883450350624
0883450350631
0883450350648
0883450350655
Dimensions
Dimension A
4.41
in
112
mm
Dimension B
8.35
in
212
mm
Dimension C
5.12
in
130
mm
Dimension D Min
11.42
in
290
mm
Dimension D Max
12.87
in
327
mm
Dimension F
14.96
in
380
mm
Dimension G
3.39
in
86
mm
Dimension H
1.54
in
39
mm
Dimension J (Bolt Size)
0.875
in
24
mm
Dimension L
4.29
in
109
mm
Dimension M
2.59
in
65.8
mm
Dimension RAA
0.91
in
23
mm
Dimension SAA
5.2
in
132
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
DOWNLOADS
Bearing Life Calculation Tool
Eng Seal Temperatures
TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS
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©
The Timken Company. ©
The Timken Company.
©
The Timken Company.