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Single Concentric Cartridge Block
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All Product Types
>
ENGINEERED BEARINGS
>
Mounted Bearings
>
Mounted Solid-Block Spherical Roller Bearings
>
Single Concentric Solid-Block Mounted Bearings
>
Single Concentric Cartridge Block
>
Part Number QAMC18A303S
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Part Number QAMC18A303S, Single Concentric Cartridge Block
larger image
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
3 3/16
in
Shaft Size Type
Imperial
Full Timken Part Number
QAMC18A303SB
QAMC18A303SC
QAMC18A303SEB
QAMC18A303SEC
QAMC18A303SEM
QAMC18A303SEN
QAMC18A303SEO
QAMC18A303SET
QAMC18A303SM
QAMC18A303SN
QAMC18A303SO
QAMC18A303ST
Locking Style
Single Concentric
Housing Construction
Cartridge
UPC Code
883450330480
883450330497
883450330503
883450330510
883450330527
883450330534
883450330541
883450330558
883450330565
883450330572
883450330589
883450330596
Dimensions
Dimension A
0.59
in
15
mm
Dimension B
1.06
in
26.9
mm
Dimension C
5.13
in
130.3
mm
Dimension D
0.23
in
5.8
mm
Dimension F
6.7500
in
171.5
mm
Dimension G
3.45
in
87.6
mm
Dimension KA
1.44
in
36.6
mm
Dimension L Exp
4.42
in
112.3
mm
Dimension L Fix
4.34
in
110.2
mm
Dimension M
2.59
in
65.8
mm
Dimension RA
0.29
in
7.4
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
MORE IMAGES
·
Single Concentric Cartridge Block - Dimensional Drawing
VIEW CAD DRAWING
·
3D
·
2D Front View
·
2D Left View
·
2D Sales Drawing
DOWNLOADS
Bearing Life Calculation Tool
Eng Seal Temperatures
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The Timken Company. ©
The Timken Company.
©
The Timken Company.