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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 TAADI20K308SB TAADI20K308SC TAADI20K308SEB TAADI20K308SEC TAADI20K308SEM TAADI20K308SEN TAADI20K308SEO TAADI20K308SET TAADI20K308SM TAADI20K308SN TAADI20K308SO TAADI20K308ST

Locking Style

N/A Tapered Adapter

Housing Construction

N/A Two-Bolt Pillow Block

Dimensions

Dimension A

N/A 4.5 in114.3 mm

Dimension B

N/A 8.63 in219.2 mm

Dimension C

N/A 5.12 in130 mm

Dimension D Min

N/A 12.81 in325.4 mm

Dimension D Max

N/A 13.81 in350.8 mm

Dimension F

N/A 16 in406.4 mm

Dimension G

N/A 3.38 in85.7 mm

Dimension H

N/A 1.56 in39.6 mm

Dimension J (Bolt Size)

N/A 0.875 in24 mm

Dimension L

N/A 4.05 in102.9 mm

Dimension MT

N/A 2.3 in58.4 mm

Dimension RTT

N/A 0.64 in16.3 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
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