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 DVF20K308SB DVF20K308SC DVF20K308SEB DVF20K308SEC DVF20K308SEM DVF20K308SEN DVF20K308SEO DVF20K308SET DVF20K308SM DVF20K308SN DVF20K308SO DVF20K308ST

Locking Style

 N/A Tapered Adapter

Housing Construction

 N/A Flange Block

UPC Code

 N/A 0883450006927 0883450006934 0883450006958 0883450006965 0883450006972 0883450006989 0883450006996 0883450007009 0883450196567 0883450196765 0883450274074 0883450274272

Dimensions

Dimension BC

 N/A 9.9 in251.5 mm

Dimension C

 N/A 5.12 in130 mm

Dimension D

 N/A 7.63 in193.8 mm

Dimension E

 N/A 7 in177.8 mm

Dimension F

 N/A 8.63 in219.2 mm

Dimension H

 N/A 1.31 in33.3 mm

Dimension J (Bolt Size)

 N/A 0.75 in20 mm

Dimension L

 N/A 3.97 in100.9 mm

Dimension M

 N/A 2.3 in58.4 mm

Dimension N

 N/A 3.31 in84.1 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 0.26

Y1 - Geometry Factor

 N/A 2.55

Y2 - Geometry Factor

 N/A 3.80

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