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Unit of Measure

Key Dimensions

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 TAASD20K307SB TAASD20K307SC TAASD20K307SEB TAASD20K307SEC TAASD20K307SEM TAASD20K307SEN TAASD20K307SEO TAASD20K307SET TAASD20K307SM TAASD20K307SN TAASD20K307SO TAASD20K307ST

Locking Style

 N/A Tapered Adapter

Housing Construction

 N/A Two-Bolt Pillow Block

Other Dimensions

Dimension A

 N/A 5.5 in139.7 mm

Dimension B

 N/A 9.75 in247.7 mm

Dimension C

 N/A 5.12 in130 mm

Dimension D Min

 N/A 13.25 in336.6 mm

Dimension D Max

 N/A 14.25 in362 mm

Dimension F

 N/A 16.75 in425.5 mm

Dimension G

 N/A 3.38 in85.7 mm

Dimension H

 N/A 2.75 in69.9 mm

Dimension J (Bolt Size)

 N/A 0.875 in24 mm

Dimension L

 N/A 3.99 in101.3 mm

Dimension MT

 N/A 2.46 in62.6 mm

Dimension RTT

 N/A 0.65 in16.4 mm

Dimension ST

 N/A 4.6 in121.8 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