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Unit of Measure

Specifications

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22218

Shaft Size

 N/A 3 3/16 in

Shaft Size Type

 N/A Imperial

Full Timken Part Number

 N/A QMSN18J303SB QMSN18J303SC QMSN18J303SEB QMSN18J303SEC QMSN18J303SEM QMSN18J303SEN QMSN18J303SEO QMSN18J303SET QMSN18J303SM QMSN18J303SN QMSN18J303SO QMSN18J303ST

Locking Style

 N/A Eccentric

Housing Construction

 N/A Two-Bolt Pillow Block

UPC Code

 N/A 0883450098328 0883450098335 0883450098359 0883450098366 0883450098373 0883450098380 0883450098397 0883450098403 0883450160995 0883450161350 0883450253659 0883450254045

Dimensions

Dimension A

 N/A 3.94 in100 mm

Dimension B

 N/A 7.87 in200 mm

Dimension C

 N/A 4.76 in121 mm

Dimension D Min

 N/A 10.98 in279 mm

Dimension D Max

 N/A 11.5 in292 mm

Dimension F

 N/A 13.58 in345 mm

Dimension G

 N/A 3.39 in86 mm

Dimension H

 N/A 1.54 in39 mm

Dimension J (Bolt Size)

 N/A 0.75 in20 mm

Dimension K

 N/A 1.46 in37 mm

Dimension L

 N/A 4.29 in109 mm

Dimension M

 N/A 2.6 in66 mm

Dimension R

 N/A 0.28 in7 mm

Dimension S

 N/A 4.06 in103 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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