All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double Concentric Solid-Block Mounted Bearings > Double Concentric Top Pull Take-Up Block > Part Number QAATP18A085S  

Part Number QAATP18A085S, Double Concentric Top Pull Take-Up 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
QAATP18A085SB
QAATP18A085SC
QAATP18A085SEB
QAATP18A085SEC
QAATP18A085SEM
QAATP18A085SEN
QAATP18A085SEO
QAATP18A085SET
QAATP18A085SM
QAATP18A085SN
QAATP18A085SO
QAATP18A085ST

Locking Style
Double Concentric

Housing Construction
Top Pull Take-Up


Dimensions

Dimension A1
4.32 in
109.7 mm

Dimension B
4.09 in
103.9 mm

Dimension C
5.13 in
130.2 mm

Dimension D
9.94 in
252.5 mm

Dimension E
8.41 in
213.6 mm

Dimension F
2.41 in
61.3 mm

Dimension G
3.54 in
90 mm

Dimension H
4.5 in
114.3 mm

Dimension J
2.25 in
57.1 mm

Dimension L
9.5 in
241.3 mm

Dimension M
2.59 in
65.9 mm

Dimension N
4.37 in
110.9 mm

Dimension P
9 in
228.6 mm

Dimension Q
1.31 in
33.3 mm

Dimension RAA
0.82 in
20.8 mm

Dimension S
1.38 in
35.1 mm

Dimension TAA
5.19 in
131.8 mm

Dimension U
0.81 in
20.6 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
0.08 in
2.03 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



 DOWNLOADS 

Bearing Life Calculation Tool

Primary Sealing
(PDF, 280KB)

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS



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