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 DAAC20K308SB DAAC20K308SC DAAC20K308SEB DAAC20K308SEC DAAC20K308SEM DAAC20K308SEN DAAC20K308SEO DAAC20K308SET DAAC20K308SM DAAC20K308SN DAAC20K308SO DAAC20K308ST

Locking Style

 N/A Tapered Adapter

Housing Construction

 N/A Piloted Flange Cartridge

UPC Code

 N/A 0883450004923 0883450004930 0883450004954 0883450004961 0883450004978 0883450004985 0883450004992 0883450005005 0883450196963 0883450197168 0883450274470 0883450274678

Dimensions

Dimension BC

 N/A 8.63 in219.2 mm

Dimension C

 N/A 5.12 in130 mm

Dimension E

 N/A 6.1 in154.9 mm

Dimension F

 N/A 10-1/4 in260.4 mm

Dimension G

 N/A 7.375 in187.3 mm

Dimension H

 N/A 1.62 in41.1 mm

Dimension J (Bolt Size)

 N/A 0.75 in20 mm

Dimension MT

 N/A 2.3 in58.4 mm

Dimension N

 N/A 1.38 in35.1 mm

Dimension RTT

 N/A 0.97 in24.7 mm

Dimension ST

 N/A 4.8 in121.83 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