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Unit of Measure

Key Dimensions

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22211

Shaft Size

 N/A 55 mm

Shaft Size Type

 N/A Metric

Full Timken Part Number

 N/A QAAFL11A055SB QAAFL11A055SC QAAFL11A055SEB QAAFL11A055SEC QAAFL11A055SEM QAAFL11A055SEN QAAFL11A055SEO QAAFL11A055SET QAAFL11A055SM QAAFL11A055SN QAAFL11A055SO QAAFL11A055ST

Locking Style

 N/A Double Concentric

Housing Construction

 N/A Flange Block

UPC Code

 N/A 0883450118828 0883450118835 0883450118842 0883450118859 0883450118873 0883450118880 0883450118903 0883450118910 0883450118927 0883450118934 0883450118941 0883450118958

Other Dimensions

Dimension BC

 N/A 6.38 in162.1 mm

Dimension C

 N/A 3.25 in82.6 mm

Dimension D

 N/A 5.19 in131.8 mm

Dimension E

 N/A 4.5 in114.3 mm

Dimension F

 N/A 5.88 in149.4 mm

Dimension H

 N/A 0.75 in19.1 mm

Dimension J (Bolt Size)

 N/A 0.625 in16 mm

Dimension L Exp

 N/A 3.36 in85.3 mm

Dimension L Fix

 N/A 3.28 in83.3 mm

Dimension M

 N/A 2 in50.8 mm

Dimension N

 N/A 2.63 in66.8 mm

Dimension RAA

 N/A 0.72 in18.3 mm

Dimension SAA

 N/A 4 in101.6 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 31900 lbf142000 N

C - Dynamic Load (Basic)

 N/A 31400 lbf140000 N

e - Geometry Factor

 N/A 0.25

Y1 - Geometry Factor

 N/A 2.74

Y2 - Geometry Factor

 N/A 4.08

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 2200 rpm

Oil Lubrication - T Seal

 N/A 3800 rpm

Oil Lubrication - B/C/O Seal

 N/A 1600 rpm

Grease Lubrication - M/N Seal

 N/A 2200 rpm

Grease Lubrication - T Seal

 N/A 3200 rpm

Grease Lubrication - B/C/O Seal

 N/A 1600 rpm

Engineering Bearing Attributes

Float

 N/A 0.050 in1.270 mm

Shaft Tolerance

 N/A 0.0015 in0.038 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0016

Eng Internal Radial Clearance - Max

 N/A 0.0026

Pre Install Clearance Min

 N/A 0.0016 in0.040 mm

Pre Install Clearance Max

 N/A 0.0026 in0.065 mm