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 1/2 in

Shaft Size Type

 N/A Imperial

Full Timken Part Number

 N/A TAMC20K308SB TAMC20K308SC TAMC20K308SEB TAMC20K308SEC TAMC20K308SEM TAMC20K308SEN TAMC20K308SEO TAMC20K308SET TAMC20K308SM TAMC20K308SN TAMC20K308SO TAMC20K308ST

Locking Style

 N/A Tapered Adapter

Housing Construction

 N/A Cartridge

UPC Code

 N/A 0883450123778 0883450123785 0883450123808 0883450123815 0883450123822 0883450123839 0883450123846 0883450123853 0883450200172 0883450200387 0883450277815 0883450278010

Dimensions

Dimension A

 N/A 0.78 in19.8 mm

Dimension B

 N/A 1.28 in32.5 mm

Dimension C

 N/A 5.12 in130 mm

Dimension D

 N/A 0.31 in8 mm

Dimension F

 N/A 8.1250 in206.4 mm

Dimension G

 N/A 3.37 in85.6 mm

Dimension L Exp

 N/A 4.07 in103.4 mm

Dimension L Fix

 N/A 3.99 in101.3 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 in0.109 mm

Pre Install Clearance Max

 N/A 0.0055 in0.140 mm