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Unit of Measure

Key Dimensions

Engineering Group

N/A Mounted Bearing

Bearing Number

N/A 22218

Shaft Size

N/A 90 mm

Shaft Size Type

N/A Metric

Full Timken Part Number

N/A QMCMD18J090SB QMCMD18J090SC QMCMD18J090SEB QMCMD18J090SEC QMCMD18J090SEM QMCMD18J090SEN QMCMD18J090SEO QMCMD18J090SET QMCMD18J090SM QMCMD18J090SN QMCMD18J090SO QMCMD18J090ST

Locking Style

N/A Eccentric

Housing Construction

N/A Piloted Flange Cartridge

Other Dimensions

Dimension BC

N/A 8.63 in219.2 mm

Dimension B Exp

N/A 2.96 in75.2 mm

Dimension B Fix

N/A 2.88 in73.2 mm

Dimension C

N/A 4.76 in120.9 mm

Dimension D

N/A 7.38 in187.5 mm

Dimension E

N/A 6.1 in154.9 mm

Dimension F

N/A 10.34 in262.6 mm

Dimension G

N/A 7.375 in187.3 mm

Dimension H

N/A 1 in25.4 mm

Dimension J (Bolt Size)

N/A 0.75 in20 mm

Dimension K

N/A 1.44 in36.6 mm

Dimension L Exp

N/A 4.27 in108.5 mm

Dimension L Fix

N/A 4.19 in106.4 mm

Dimension M

N/A 2.59 in65.8 mm

Dimension N

N/A 1.31 in33.3 mm

Dimension R

N/A 0.17 in4.3 mm

Dimension S

N/A 4.02 in102.1 mm

Radial and Thrust Factors

C0 - Static Load

N/A 87200 lbf388000 N

C - Dynamic Load (Basic)

N/A 79700 lbf355000 N

e - Geometry Factor

N/A 0.23

Y1 - Geometry Factor

N/A 2.90

Y2 - Geometry Factor

N/A 4.31

Engineering Seal Speed

Oil Lubrication - M/N Seal

N/A 1400 rpm

Oil Lubrication - T Seal

N/A 2400 rpm

Oil Lubrication - B/C/O Seal

N/A 1000 rpm

Grease Lubrication - M/N Seal

N/A 1400 rpm

Grease Lubrication - T Seal

N/A 2000 rpm

Grease Lubrication - B/C/O Seal

N/A 1000 rpm

Engineering Bearing Attributes

Float

N/A 0.083 in2.108 mm

Shaft Tolerance

N/A 0.0030 in0.076 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

N/A 0.0024

Eng Internal Radial Clearance - Max

N/A 0.0039

Pre Install Clearance Min

N/A 0.060 in0.0024 mm

Pre Install Clearance Max

N/A 0.100 in0.0039 mm