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All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double Concentric Solid-Block Mounted Bearings > Double Concentric Take-Up Block > Part Number QAATU20A315S  
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Part Number QAATU20A315S, Double Concentric Take-Up Block



 



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 15/16 in

Shaft Size Type

Imperial

Full Timken Part Number

QAATU20A315SB
QAATU20A315SC

QAATU20A315SEB

QAATU20A315SEC

QAATU20A315SEM

QAATU20A315SEN

QAATU20A315SEO

QAATU20A315SET

QAATU20A315SM

QAATU20A315SN

QAATU20A315SO

QAATU20A315ST

Locking Style

Double Concentric

Housing Construction

Take-Up

UPC Code

0883450016629
0883450016698

0883450016728

0883450016797

0883450016827

0883450034401

0883450034418

0883450034470

0883450034487

0883450195614

0883450272803

0883450272964


Dimensions

Dimension A1

4.13 in
104.9
mm

Dimension C

1.13 in
28.7
mm

Dimension D

9.44 in
239.8
mm

Dimension E

8.63 in
219.2
mm

Dimension F

2.13 in
54.1
mm

Dimension G

2.06 in
52.3
mm

Dimension J

5.63 in
143
mm

Dimension L

11.69 in
296.9
mm

Dimension M

2.97 in
75.4
mm

Dimension N

4.79 in
121.7
mm

Dimension P

7 in
177.8
mm

Dimension S

2.06 in
52.3
mm


Radial and Thrust Factors

C0 - Static Load

113000 lbf
502000
N

C - Dynamic Load (Basic)

97700 lbf
435000
N

e - Geometry Factor

0.24

Y1 - Geometry Factor

2.85

Y2 - Geometry Factor

4.24


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

0.08 in
2.03
mm

Shaft Tolerance

0.0030 in
0.076
mm


Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

0.0030

Eng Internal Radial Clearance - Max

0.0047

Pre Install Clearance Min

0.0030 in
0.075
mm

Pre Install Clearance Max

0.0047 in
0.120
mm



 DOWNLOADS 

Bearing Life Calculation Tool

Eng Seal Temperatures

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