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Unit of Measure

Specifications

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22212

Shaft Size Type

 N/A Metric

Full Timken Part Number

 N/A TAFNL12K055S TAFNL12K055SC TAFNL12K055SEB TAFNL12K055SEC TAFNL12K055SEM TAFNL12K055SEN TAFNL12K055SEO TAFNL12K055SET TAFNL12K055SM TAFNL12K055SN TAFNL12K055SO TAFNL12K055ST

Locking Style

 N/A Tapered Adapter

Housing Construction

 N/A Three-Bolt Triangular Flange

Dimensions

Dimension BC

 N/A 7.09 in

Dimension C

 N/A 3.15 in

Dimension D

 N/A 5 in

Dimension E

 N/A 6.14 in

Dimension F

 N/A 8.27 in

Dimension H

 N/A 0.59 in

Dimension J (Bolt Size)

 N/A 0.5 in

Dimension L Fix

 N/A 2.67 in

Dimension M

 N/A 1.48 in

Dimension N

 N/A 2.32 in

Dimension S

 N/A 2.44 in

Radial and Thrust Factors

C0 - Static Load

 N/A 39000 lbf174000 N

C - Dynamic Load (Basic)

 N/A 38100 lbf169000 N

e - Geometry Factor

 N/A 0.24

Y1 - Geometry Factor

 N/A 2.86

Y2 - Geometry Factor

 N/A 4.25

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 2000 rpm

Oil Lubrication - T Seal

 N/A 3500 rpm

Oil Lubrication - B/C/O Seal

 N/A 1650 rpm

Grease Lubrication - M/N Seal

 N/A 2000 rpm

Grease Lubrication - T Seal

 N/A 3000 rpm

Grease Lubrication - B/C/O Seal

 N/A 1550 rpm

Engineering Bearing Attributes

Float

 N/A 0.050 in

Shaft Tolerance

 N/A 0.0015 in

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0030

Eng Internal Radial Clearance - Max

 N/A 0.0037

Pre Install Clearance Min

 N/A 0.0030 in

Pre Install Clearance Max

 N/A 0.0037 in