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 TAPN20K307SB TAPN20K307SC TAPN20K307SEB TAPN20K307SEC TAPN20K307SEM TAPN20K307SEN TAPN20K307SEO TAPN20K307SET TAPN20K307SM TAPN20K307SN TAPN20K307SO TAPN20K307ST

Locking Style

 N/A Tapered Adapter

Housing Construction

 N/A Two-Bolt Pillow Block

UPC Code

 N/A 0883450133425 0883450133432 0883450133456 0883450133463 0883450133470 0883450133487 0883450133494 0883450133500 0883450197359 0883450197564 0883450274869 0883450275064

Dimensions

Dimension A

 N/A 4.41 in112 mm

Dimension B

 N/A 8.54 in216.9 mm

Dimension C

 N/A 5.12 in130 mm

Dimension D Min

 N/A 10.88 in276.4 mm

Dimension D Max

 N/A 13.13 in333.5 mm

Dimension F

 N/A 14.75 in374.7 mm

Dimension G

 N/A 3.42 in86.9 mm

Dimension H

 N/A 1.53 in38.9 mm

Dimension J (Bolt Size)

 N/A 0.875 in24 mm

Dimension L

 N/A 4.03 in102.4 mm

Dimension M

 N/A 2.3 in58.4 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 0.24

Y1 - Geometry Factor

 N/A 2.85

Y2 - Geometry Factor

 N/A 4.24

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 0.0040 in0.102 mm

Engineering Internal Radial Clearance

Pre Install Clearance Min

 N/A 0.0043 in0.110 mm

Pre Install Clearance Max

 N/A 0.0055 in0.140 mm