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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 QMF11J055SB QMF11J055SC QMF11J055SEB QMF11J055SEC QMF11J055SEM QMF11J055SEN QMF11J055SEO QMF11J055SET QMF11J055SM QMF11J055SN QMF11J055SO QMF11J055ST

Locking Style

 N/A Eccentric

Housing Construction

 N/A Four-Bolt Square Flange

UPC Code

 N/A 0883450030793 0883450030823 0883450254342 0883450254823 0883450262644 0883450262651 0883450262668 0883450262675 0883450262729 0883450262736 0883450262743 0883450262750

Other Dimensions

Dimension BC

 N/A 6.89 in175 mm

Dimension C

 N/A 2.99 in75.9 mm

Dimension D

 N/A 5.13 in130.3 mm

Dimension E

 N/A 4.88 in124 mm

Dimension F

 N/A 6.19 in157.2 mm

Dimension H

 N/A 1 in25.4 mm

Dimension J (Bolt Size)

 N/A 0.625 in16 mm

Dimension K

 N/A 1.13 in28.7 mm

Dimension L Exp

 N/A 3.34 in84.8 mm

Dimension L Fix

 N/A 3.26 in82.8 mm

Dimension M

 N/A 1.99 in50.5 mm

Dimension N

 N/A 2.63 in66.8 mm

Dimension R

 N/A 0.13 in3.3 mm

Dimension S

 N/A 3.12 in79.2 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