The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Unit of Measure

Specifications

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22220

Shaft Size

 N/A 3 15/16 in

Shaft Size Type

 N/A Imperial

Full Timken Part Number

 N/A QAAFY20A315SB QAAFY20A315SC QAAFY20A315SEB QAAFY20A315SEC QAAFY20A315SEM QAAFY20A315SEN QAAFY20A315SEO QAAFY20A315SET QAAFY20A315SM QAAFY20A315SN QAAFY20A315SO QAAFY20A315ST

Locking Style

 N/A Double Concentric

Housing Construction

 N/A Round Flange

UPC Code

 N/A 0883450023108 0883450023115 0883450023139 0883450023146 0883450023153 0883450023160 0883450023177 0883450023184 0883450192545 0883450192729 0883450269742 0883450269926

Dimensions

Dimension BC

 N/A 10.75 in273.1 mm

Dimension C

 N/A 6 in152.4 mm

Dimension D

 N/A 8.38 in212.9 mm

Dimension E

 N/A 7.6 in193 mm

Dimension F

 N/A 12.63 in320.8 mm

Dimension H

 N/A 1.13 in28.7 mm

Dimension J (Bolt Size)

 N/A 1 in24 mm

Dimension L Exp

 N/A 4.95 in125.7 mm

Dimension L Fix

 N/A 4.87 in123.7 mm

Dimension M

 N/A 2.97 in75.4 mm

Dimension N

 N/A 3.81 in96.8 mm

Dimension RAA

 N/A 1.05 in26.7 mm

Dimension SAA

 N/A 5.92 in150.4 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 113000 lbf502000 N

C - Dynamic Load (Basic)

 N/A 97700 lbf435000 N

e - Geometry Factor

 N/A 0.24

Y1 - Geometry Factor

 N/A 2.84

Y2 - Geometry Factor

 N/A 4.23

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 1200 rpm

Oil Lubrication - T Seal

 N/A 2000 rpm

Oil Lubrication - B/C/O Seal

 N/A 900 rpm

Grease Lubrication - M/N Seal

 N/A 1200 rpm

Grease Lubrication - T Seal

 N/A 1600 rpm

Grease Lubrication - B/C/O Seal

 N/A 900 rpm

Engineering Bearing Attributes

Float

 N/A 0.083 in2.108 mm

Shaft Tolerance

 N/A 0.0030 in0.076 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0030

Eng Internal Radial Clearance - Max

 N/A 0.0047

Pre Install Clearance Min

 N/A 0.0030 in0.075 mm

Pre Install Clearance Max

 N/A 0.0047 in0.120 mm