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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 QAAPL18A090SB QAAPL18A090SC QAAPL18A090SEB QAAPL18A090SEC QAAPL18A090SEM QAAPL18A090SEN QAAPL18A090SEO QAAPL18A090SET QAAPL18A090SM QAAPL18A090SN QAAPL18A090SO QAAPL18A090ST

Locking Style

 N/A Double Concentric

Housing Construction

 N/A Two-Bolt Pillow Block

UPC Code

 N/A 0883450029209 0883450029216 0883450029230 0883450029247 0883450029254 0883450029261 0883450029278 0883450029285 0883450188913 0883450189071 0883450266413 0883450266574

Other Dimensions

Dimension A

 N/A 3.75 in95.3 mm

Dimension B

 N/A 7.69 in195.3 mm

Dimension C

 N/A 5.13 in130.3 mm

Dimension D Min

 N/A 9.25 in235 mm

Dimension D Max

 N/A 10.75 in273.1 mm

Dimension F

 N/A 13 in330.2 mm

Dimension G

 N/A 3.41 in86.6 mm

Dimension H

 N/A 1.88 in47.8 mm

Dimension J (Bolt Size)

 N/A 0.875 in24 mm

Dimension L

 N/A 4.3 in109.2 mm

Dimension M

 N/A 2.59 in65.8 mm

Dimension RAA

 N/A 0.89 in22.6 mm

Dimension SAA

 N/A 5.18 in131.6 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 0.0024 in0.060 mm

Pre Install Clearance Max

 N/A 0.0039 in0.100 mm