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Single Concentric Four Bolt Square Flange 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 Square Flange Block
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Part Number QAF11A055S
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Part Number QAF11A055S, Single Concentric Four Bolt Square Flange 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
QAF11A055SB
QAF11A055SC
QAF11A055SEB
QAF11A055SEC
QAF11A055SEM
QAF11A055SEN
QAF11A055SEO
QAF11A055SET
QAF11A055SM
QAF11A055SN
QAF11A055SO
QAF11A055ST
Locking Style
Single Concentric
Housing Construction
Four-Bolt Square Flange
UPC Code
0883450325387
0883450325394
0883450325400
0883450325417
0883450325424
0883450325431
0883450325448
0883450325455
0883450325462
0883450325479
0883450325486
0883450325493
Dimensions
Dimension BC
6.89
in
175
mm
Dimension C
3.25
in
82.6
mm
Dimension D
5.13
in
130.3
mm
Dimension E
4.88
in
124
mm
Dimension F
6.19
in
157.2
mm
Dimension H
1
in
25.4
mm
Dimension J (Bolt Size)
0.625
in
16
mm
Dimension KA
1.13
in
28.7
mm
Dimension L Exp
3.35
in
85.1
mm
Dimension L Fix
3.27
in
83.1
mm
Dimension M
2
in
50.8
mm
Dimension N
2.63
in
66.8
mm
Dimension RA
0.15
in
3.8
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
0.25
Y1 - Geometry Factor
2.74
Y2 - Geometry Factor
4.08
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
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Eng Seal Temperatures
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The Timken Company. ©
The Timken Company.
©
The Timken Company.