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Unit of Measure

Key Dimensions

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 23234

Shaft Size

 N/A 180 mm

Shaft Size Type

 N/A Metric

Full Timken Part Number

 N/A QMPG34J180SB QMPG34J180SC QMPG34J180SEB QMPG34J180SEC QMPG34J180SEM QMPG34J180SEN QMPG34J180SEO QMPG34J180SET QMPG34J180SM QMPG34J180SN QMPG34J180SO QMPG34J180ST

Locking Style

 N/A Eccentric

Housing Construction

 N/A Four-Bolt Pillow Block

UPC Code

 N/A 883450252249 883450252409 883450262064 883450262125 883450262194 883450262255 883450262316 883450262385 883450356381 883450356398 883450356404 883450356411

Other Dimensions

Dimension A

 N/A 7.5 in190.5 mm

Dimension B

 N/A 15.38 in390.7 mm

Dimension C

 N/A 9.25 in235 mm

Dimension D Min

 N/A 20.88 in530.4 mm

Dimension D Max

 N/A 23.63 in600.2 mm

Dimension E

 N/A 4.63 in117.6 mm

Dimension F

 N/A 28 in711.2 mm

Dimension G

 N/A 7.5 in190.5 mm

Dimension H

 N/A 2.5 in63.5 mm

Dimension J (Bolt Size)

 N/A 1 in24 mm

Dimension K

 N/A 3.35 in85.1 mm

Dimension L

 N/A 8.83 in224.3 mm

Dimension M

 N/A 5.08 in129 mm

Dimension R

 N/A 0.22 in5.6 mm

Dimension S

 N/A 8.43 in214.1 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 494000 lbf2200000 N

C - Dynamic Load (Basic)

 N/A 373000 lbf1660000 N

e - Geometry Factor

 N/A 0.33

Y1 - Geometry Factor

 N/A 2.08

Y2 - Geometry Factor

 N/A 3.09

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 600 rpm

Oil Lubrication - T Seal

 N/A 900 rpm

Oil Lubrication - B/C/O Seal

 N/A 350 rpm

Grease Lubrication - M/N Seal

 N/A 600 rpm

Grease Lubrication - T Seal

 N/A 800 rpm

Grease Lubrication - B/C/O Seal

 N/A 350 rpm

Engineering Bearing Attributes

Float

 N/A 0.083 in2.108 mm

Shaft Tolerance

 N/A 0.0050 in0.127 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0047

Eng Internal Radial Clearance - Max

 N/A 0.0071

Pre Install Clearance Min

 N/A 0.0047 in0.120 mm

Pre Install Clearance Max

 N/A 0.0071 in0.180 mm