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Unit of Measure

Specifications

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 QAASN18A090SB QAASN18A090SC QAASN18A090SEB QAASN18A090SEC QAASN18A090SEM QAASN18A090SEN QAASN18A090SEO QAASN18A090SET QAASN18A090SM QAASN18A090SN QAASN18A090SO QAASN18A090ST

Locking Style

 N/A Double Concentric

Housing Construction

 N/A Two-Bolt Pillow Block

UPC Code

 N/A 0883450350549 0883450350556 0883450350563 0883450350570 0883450350587 0883450350594 0883450350600 0883450350617 0883450350624 0883450350631 0883450350648 0883450350655

Dimensions

Dimension A

 N/A 4.41 in112 mm

Dimension B

 N/A 8.35 in212 mm

Dimension C

 N/A 5.12 in130 mm

Dimension D Min

 N/A 11.42 in290 mm

Dimension D Max

 N/A 12.87 in327 mm

Dimension F

 N/A 14.96 in380 mm

Dimension G

 N/A 3.39 in86 mm

Dimension H

 N/A 1.54 in39 mm

Dimension J (Bolt Size)

 N/A 0.875 in24 mm

Dimension L

 N/A 4.29 in109 mm

Dimension M

 N/A 2.59 in65.8 mm

Dimension RAA

 N/A 0.91 in23 mm

Dimension SAA

 N/A 5.2 in132 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
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