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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 QAC08A104SB QAC08A104SC QAC08A104SEB QAC08A104SEC QAC08A104SEM QAC08A104SEN QAC08A104SEO QAC08A104SET QAC08A104SM QAC08A104SN QAC08A104SO QAC08A104ST

Locking Style

 N/A Single Concentric

Housing Construction

 N/A Piloted Flange Cartridge

UPC Code

 N/A 883450401418 883450401425 883450401432 883450401449 883450401456 883450401463 883450401470 883450401487 883450401494 883450401500 883450401517 883450401524

Other Dimensions

Dimension BC

 N/A 4.38 in111.3 mm

Dimension B Exp

 N/A 2.04 in51.8 mm

Dimension B Fix

 N/A 1.96 in49.8 mm

Dimension C

 N/A 2.38 in60.5 mm

Dimension D

 N/A 3.63 in92.2 mm

Dimension E

 N/A 3.09 in78.5 mm

Dimension F

 N/A 5.250 in133.4 mm

Dimension G

 N/A 3.63 in92.1 mm

Dimension H

 N/A 0.5 in12.7 mm

Dimension J (Bolt Size)

 N/A 0.438 in10 mm

Dimension KA

 N/A 1 in25.4 mm

Dimension L Exp

 N/A 2.98 in75.7 mm

Dimension L Fix

 N/A 2.9 in73.7 mm

Dimension M

 N/A 1.75 in44.5 mm

Dimension N

 N/A 0.94 in23.9 mm

Dimension RA

 N/A 0.15 in3.8 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 0.27

Y1 - Geometry Factor

 N/A 2.47

Y2 - Geometry Factor

 N/A 3.67

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