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 7/16 in

Shaft Size Type

 N/A Imperial

Full Timken Part Number

 N/A TAFNL20K307SB TAFNL20K307SC TAFNL20K307SEB TAFNL20K307SEC TAFNL20K307SEM TAFNL20K307SEN TAFNL20K307SEO TAFNL20K307SET TAFNL20K307SM TAFNL20K307SN TAFNL20K307SO TAFNL20K307ST

Locking Style

 N/A Tapered Adapter

Housing Construction

 N/A Flange Block

UPC Code

 N/A 0883450382205 0883450382212 0883450382229 0883450382236 0883450382243 0883450382250 0883450382267 0883450382274 0883450382281 0883450382298 0883450382304 0883450382311

Dimensions

Dimension A1

 N/A 13.0 in330 mm

Dimension BC

 N/A 11.02 in279.9 mm

Dimension C

 N/A 5.12 in130 mm

Dimension D

 N/A 7.8 in198.1 mm

Dimension E

 N/A 7.79 in197.9 mm

Dimension F

 N/A 9.84 in250 mm

Dimension H

 N/A 1.18 in30 mm

Dimension J (Bolt Size)

 N/A 0.75 in20 mm

Dimension G

 N/A 1.25 in31.8 mm

Dimension L

 N/A 4.08 in103.4 mm

Dimension M

 N/A 2.34 in58.4 mm

Dimension N

 N/A 3.58 in90.8 mm

Dimension S

 N/A 3.82 in97 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 0.28

Y1 - Geometry Factor

 N/A 2.43

Y2 - Geometry Factor

 N/A 3.61

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 700 rpm

Oil Lubrication - T Seal

 N/A 1500 rpm

Oil Lubrication - B/C/O Seal

 N/A 400 rpm

Grease Lubrication - M/N Seal

 N/A 700 rpm

Grease Lubrication - T Seal

 N/A 1000 rpm

Grease Lubrication - B/C/O Seal

 N/A 400 rpm

Engineering Bearing Attributes

Float

 N/A 0.083 in2.108 mm

Shaft Tolerance

 N/A 0.0040 in0.102 mm

Engineering Internal Radial Clearance

Pre Install Clearance Min

 N/A 0.0063 in0.160 mm

Pre Install Clearance Max

 N/A 0.0079 in0.201 mm