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Unit of Measure

Key Dimensions

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22208

Shaft Size

 N/A 1 1/4 in

Shaft Size Type

 N/A Imperial

Full Timken Part Number

 N/A QAFMD08A104SB QAFMD08A104SC QAFMD08A104SEB QAFMD08A104SEC QAFMD08A104SEM QAFMD08A104SEN QAFMD08A104SEO QAFMD08A104SET QAFMD08A104SM QAFMD08A104SN QAFMD08A104SO QAFMD08A104ST

Locking Style

 N/A Single Concentric

Housing Construction

 N/A Four-Bolt Square Flange

Other Dimensions

Dimension BC

 N/A 5.66 in143.8 mm

Dimension C

 N/A 2.38 in60.5 mm

Dimension D

 N/A 4.25 in108 mm

Dimension E

 N/A 4 in101.6 mm

Dimension F

 N/A 5.13 in130.3 mm

Dimension H

 N/A 0.88 in22.4 mm

Dimension J (Bolt Size)

 N/A 0.5 in12 mm

Dimension KA

 N/A 1 in25.4 mm

Dimension L Exp

 N/A 2.95 in74.9 mm

Dimension L Fix

 N/A 2.87 in72.9 mm

Dimension M

 N/A 1.75 in44.5 mm

Dimension N

 N/A 2.34 in59.4 mm

Dimension RA

 N/A 0.12 in3 mm

Dimension SA

 N/A 2.75 in69.9 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 22400 lbf99700 N

C - Dynamic Load (Basic)

 N/A 23400 lbf104000 N

e - Geometry Factor

 N/A 0.29

Y1 - Geometry Factor

 N/A 2.35

Y2 - Geometry Factor

 N/A 3.5

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 2700 rpm

Oil Lubrication - T Seal

 N/A 4500 rpm

Oil Lubrication - B/C/O Seal

 N/A 1950 rpm

Grease Lubrication - M/N Seal

 N/A 2700 rpm

Grease Lubrication - T Seal

 N/A 4000 rpm

Grease Lubrication - B/C/O Seal

 N/A 1950 rpm

Engineering Bearing Attributes

Float

 N/A 0.050 in1.270 mm

Shaft Tolerance

 N/A 0.0010 in0.025 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0012

Eng Internal Radial Clearance - Max

 N/A 0.0018

Pre Install Clearance Min

 N/A 0.0012 in0.030 mm

Pre Install Clearance Max

 N/A 0.0018 in0.045 mm