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All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Single Concentric Solid-Block Mounted Bearings > Single Concentric Top Pull Take-Up Block > Part Number QATP20A311S  
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Part Number QATP20A311S, Single Concentric Top Pull 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 11/16 in

Shaft Size Type
Imperial

Full Timken Part Number
QATP20A311SM

Locking Style
Single Concentric

Housing Construction
Top Pull Take-Up


Dimensions

Dimension A1
4.76 in
121 mm

Dimension B
4.63 in
117.6 mm

Dimension C
6 in
152.4 mm

Dimension D
11.38 in
289.1 mm

Dimension E
9.25 in
234.9 mm

Dimension F
2.5 in
63.5 mm

Dimension G
3.13 in
79.5 mm

Dimension H
5.5 in
139.7 mm

Dimension J
2.31 in
58.7 mm

Dimension K
1.63 in
41.3 mm

Dimension L
11 in
279.4 mm

Dimension M
2.97 in
75.4 mm

Dimension N
4.97 in
126.1 mm

Dimension P
10.5 in
266.7 mm

Dimension Q
1.31 in
33.3 mm

Dimension RA
0.37 in
9.4 mm

Dimension S
1.38 in
35.1 mm

Dimension TA
4.59 in
116.7 mm

Dimension U
0.81 in
20.6 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



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