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Part Number QMCW18J303S
Part Number QMCW18J303S, Eccentric Piloted Flange Cartridge
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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
QMCW18J303SB
QMCW18J303SC
QMCW18J303SEB
QMCW18J303SEC
QMCW18J303SEM
QMCW18J303SEN
QMCW18J303SEO
QMCW18J303SET
QMCW18J303SM
QMCW18J303SN
QMCW18J303SO
QMCW18J303ST
Locking Style
Eccentric
Housing Construction
Piloted Flange Cartridge
UPC Code
0883450063425
0883450063432
0883450063456
0883450063463
0883450063470
0883450063487
0883450063494
0883450063500
0883450166560
0883450167284
0883450258746
0883450259286
Dimensions
Dimension BC
8.63
in
219.2
mm
Dimension B Exp
2.54
in
64.5
mm
Dimension B Fix
2.46
in
62.5
mm
Dimension C
4.76
in
120.9
mm
Dimension D
7.38
in
187.5
mm
Dimension E
6.1
in
154.9
mm
Dimension F
10-1/4
in
260.4
mm
Dimension G
7.375
in
187.3
mm
Dimension H
0.88
in
22.4
mm
Dimension J (Bolt Size)
0.75
in
20
mm
Dimension K
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 N
1.88
in
47.8
mm
Dimension R
0.31
in
7.9
mm
Dimension S
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
DOWNLOADS
Bearing Life Calculation Tool
Primary Sealing
(PDF, 280KB)
TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS
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