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Tapered Adapter Four Bolt Square Flange 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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Tapered Adapter Solid-Block Mounted Bearings
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Tapered Adapter Four Bolt Square Flange Block
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Part Number TAFC20K308S
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Part Number TAFC20K308S, Tapered Adapter 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
22220
Shaft Size
3 1/2
in
Shaft Size Type
Imperial
Full Timken Part Number
TAFC20K308SB
TAFC20K308SC
TAFC20K308SEB
TAFC20K308SEC
TAFC20K308SEM
TAFC20K308SEN
TAFC20K308SEO
TAFC20K308SET
TAFC20K308SM
TAFC20K308SN
TAFC20K308SO
TAFC20K308ST
Locking Style
Tapered Adapter
Housing Construction
Four-Bolt Square Flange
UPC Code
0883450121774
0883450121781
0883450121804
0883450121811
0883450121828
0883450121835
0883450121842
0883450121859
0883450199773
0883450199971
0883450277419
0883450277617
Dimensions
Dimension A1
13.0
in
330.2
mm
Dimension BC
11.02
in
279.9
mm
Dimension C
5.12
in
130
mm
Dimension D
9.06
in
230.1
mm
Dimension E
7.79
in
197.9
mm
Dimension F
9.76
in
247.9
mm
Dimension H
1.13
in
28.7
mm
Dimension J (Bolt Size)
0.75
in
20
mm
Dimension G
1.25
in
31.75
mm
Dimension L
4.16
in
105.7
mm
Dimension M
2.3
in
58.4
mm
Dimension N
3.71
in
94.2
mm
Dimension S
3.82
in
97
mm
Radial and Thrust Factors
C0 - Static Load
113000
lbf
502000
N
C - Dynamic Load (Basic)
97700
lbf
435000
N
e - Geometry Factor
0.26
Y1 - Geometry Factor
2.55
Y2 - Geometry Factor
3.80
Engineering Seal Speed
Oil Lubrication - M/N Seal
1200
rpm
Oil Lubrication - T Seal
2000
rpm
Oil Lubrication - B/C/O Seal
900
rpm
Grease Lubrication - M/N Seal
1200
rpm
Grease Lubrication - T Seal
1600
rpm
Grease Lubrication - B/C/O Seal
900
rpm
Engineering Bearing Attributes
Float
0.083
in
2.108
mm
Shaft Tolerance
0.0040
in
0.102
mm
Engineering Internal Radial Clearance
Pre Install Clearance Min
0.0043
in
0.110
mm
Pre Install Clearance Max
0.0055
in
0.140
mm
VIEW CAD DRAWING
·
3D
·
2D Front View
·
2D Left View
·
2D Sales Drawing
DOWNLOADS
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©
The Timken Company. ©
The Timken Company.
©
The Timken Company.