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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
>
Mounted Solid-Block Spherical Roller Bearings
>
Double Concentric Solid-Block Mounted Bearings
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Double Concentric Two-Bolt Pillow Block
>
Part Number QAASN11A204S
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Part Number QAASN11A204S, 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
22211
Shaft Size
2 1/4
in
Shaft Size Type
Imperial
Full Timken Part Number
QAASN11A204SB
QAASN11A204SC
QAASN11A204SEB
QAASN11A204SEC
QAASN11A204SEM
QAASN11A204SEN
QAASN11A204SEO
QAASN11A204SET
QAASN11A204SM
QAASN11A204SN
QAASN11A204SO
QAASN11A204ST
Locking Style
Double Concentric
Housing Construction
Two-Bolt Pillow Block
UPC Code
0883450348997
0883450349000
0883450349017
0883450349024
0883450349031
0883450349048
0883450349055
0883450349062
0883450349079
0883450349086
0883450349093
0883450349109
Dimensions
Dimension A
2.76
in
70
mm
Dimension B
5.55
in
141
mm
Dimension C
3.27
in
83
mm
Dimension D Min
7.2
in
183
mm
Dimension D Max
8.5
in
216
mm
Dimension F
10
in
254
mm
Dimension G
2.68
in
68
mm
Dimension H
0.98
in
25
mm
Dimension J (Bolt Size)
0.625
in
16
mm
Dimension L
3.35
in
85
mm
Dimension M
2
in
50.8
mm
Dimension RAA
0.67
in
17
mm
Dimension SAA
4.02
in
102
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
Primary Sealing
(PDF, 280KB)
TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS
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©
The Timken Company. ©
The Timken Company.
©
The Timken Company.