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Unit of Measure

Key Dimensions

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22228

Shaft Size

 N/A 125 mm

Shaft Size Type

 N/A Metric

Full Timken Part Number

 N/A TATU28K125SB TATU28K125SC TATU28K125SEB TATU28K125SEC TATU28K125SEM TATU28K125SEN TATU28K125SEO TATU28K125SET TATU28K125SM TATU28K125SN TATU28K125SO TATU28K125ST

Locking Style

 N/A Tapered Adapter

Housing Construction

 N/A Take-Up

Other Dimensions

Dimension A

 N/A 7.19 in182.6 mm

Dimension C

 N/A 1.75 in44.5 mm

Dimension D

 N/A 16 in406.4 mm

Dimension E

 N/A 14.13 in358.8 mm

Dimension F

 N/A 3.5 in88.9 mm

Dimension G

 N/A 3.13 in79.4 mm

Dimension H

 N/A 7.09 in180.1 mm

Dimension J

 N/A 8 in203.2 mm

Dimension L

 N/A 19 in482.6 mm

Dimension M

 N/A 3.05 in77.5 mm

Dimension N

 N/A 5.18 in131.6 mm

Dimension P

 N/A 10 in254 mm

Dimension S

 N/A 2.56 in65.1 mm

Dimension U

 N/A 5.16 in131.1 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 237000 lbf1060000 N

C - Dynamic Load (Basic)

 N/A 194000 lbf863000 N

e - Geometry Factor

 N/A 0.25

Y1 - Geometry Factor

 N/A 2.67

Y2 - Geometry Factor

 N/A 3.98

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 650 rpm

Oil Lubrication - T Seal

 N/A 1200 rpm

Oil Lubrication - B/C/O Seal

 N/A 350 rpm

Grease Lubrication - M/N Seal

 N/A 650 rpm

Grease Lubrication - T Seal

 N/A 900 rpm

Grease Lubrication - B/C/O Seal

 N/A 350 rpm

Engineering Bearing Attributes

Float

 N/A 0.083 in2.108 mm

Shaft Tolerance

 N/A 0.0050 in0.127 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0063

Eng Internal Radial Clearance - Max

 N/A 0.0079

Pre Install Clearance Min

 N/A 0.0063 in0.160 mm

Pre Install Clearance Max

 N/A 0.0079 in0.201 mm