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Unit of Measure

Specifications

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22218

Shaft Size

 N/A 80 mm

Shaft Size Type

 N/A Metric

Full Timken Part Number

 N/A QMPR18J080SB QMPR18J080SC QMPR18J080SEB QMPR18J080SEC QMPR18J080SEM QMPR18J080SEN QMPR18J080SEO QMPR18J080SET QMPR18J080SM QMPR18J080SN QMPR18J080SO QMPR18J080ST

Locking Style

 N/A Eccentric

Housing Construction

 N/A Four-Bolt Pillow Block

UPC Code

 N/A 0883450090322 0883450090339 0883450090353 0883450090360 0883450090377 0883450090384 0883450090391 0883450090407 0883450157230 0883450157438 0883450251556 0883450251723

Dimensions

Dimension A

 N/A 3.75 in95.3 mm

Dimension B

 N/A 7.69 in195.3 mm

Dimension C

 N/A 4.76 in120.9 mm

Dimension D Min

 N/A 9.25 in235 mm

Dimension D Max

 N/A 11.25 in285.8 mm

Dimension E

 N/A 2.38 in60.5 mm

Dimension F

 N/A 13.63 in346.2 mm

Dimension G

 N/A 3.75 in95.3 mm

Dimension H

 N/A 1.56 in39.6 mm

Dimension J (Bolt Size)

 N/A 0.75 in20 mm

Dimension K

 N/A 1.44 in36.6 mm

Dimension L

 N/A 4.46 in113.3 mm

Dimension M

 N/A 2.59 in65.8 mm

Dimension R

 N/A 0.32 in8.1 mm

Dimension S

 N/A 4.03 in102.4 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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