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Part Number QAAPR18A085S
Part Number QAAPR18A085S, Double Concentric Four-Bolt Pillow Block
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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
85
mm
Shaft Size Type
Metric
Full Timken Part Number
QAAPR18A085S
QAAPR18A085SB
QAAPR18A085SC
QAAPR18A085SEB
QAAPR18A085SEC
QAAPR18A085SEM
QAAPR18A085SEN
QAAPR18A085SEO
QAAPR18A085SET
QAAPR18A085SM
QAAPR18A085SN
QAAPR18A085SO
QAAPR18A085ST
Locking Style
Double Concentric
Housing Construction
Four-Bolt Pillow Block
Dimensions
Dimension A
3.75
in
95.3
mm
Dimension B
7.69
in
195.3
mm
Dimension C
5.13
in
130.3
mm
Dimension D Min
9.25
in
235
mm
Dimension D Max
11.25
in
285.8
mm
Dimension E
2.38
in
60.5
mm
Dimension F
13.63
in
346.2
mm
Dimension G
3.75
in
95.3
mm
Dimension H
1.56
in
39.6
mm
Dimension J (Bolt Size)
0.75
in
20
mm
Dimension L
4.47
in
113.5
mm
Dimension M
2.59
in
65.8
mm
Dimension RAA
0.84
in
21.3
mm
Dimension SAA
5.18
in
131.6
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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