Part Number QMPX34J180S, Eccentric Four-Bolt Pillow Block On The Timken Company


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	Part Number QMPX34J180S, Eccentric Four-Bolt Pillow Block

Timken-Mounted-Bearing-Eccentric-Four-Bolt-Pillow-Block

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Eccentric Four-Bolt Pillow Block - Dimensional Drawing

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Specifications · Dimensions · Radial and Thrust Factors · Engineering Seal Speed · Engineering Bearing Attributes · Engineering Internal Radial Clearance

Specifications

Engineering Group		Mounted Bearing

Bearing Number		23234

Shaft Size		180 mm

Shaft Size Type		Metric

Full Timken Part Number		QMPX34J180SB QMPX34J180SC QMPX34J180SEB QMPX34J180SEC QMPX34J180SEM QMPX34J180SEN QMPX34J180SEO QMPX34J180SET QMPX34J180SM QMPX34J180SN QMPX34J180SO QMPX34J180ST

Locking Style		Eccentric

Housing Construction		Four-Bolt Pillow Block

UPC Code		0883450159739 0883450159814 0883450159890 0883450159975 0883450160056 0883450160469 0883450160544 0883450160629 0883450160704 0883450160780 0883450253024 0883450253444

Dimensions

Dimension A		7.88 in 200 mm

Dimension B		15.75 in 400.1 mm

Dimension C		9.25 in 235 mm

Dimension D Min		21.63 in 549.4 mm

Dimension D Max		24.38 in 619.3 mm

Dimension E		4.44 in 112.8 mm

Dimension F		28 in 711.2 mm

Dimension G		7.5 in 190.5 mm

Dimension H		2.88 in 73.2 mm

Dimension J (Bolt Size)		1.25 in 30 mm

Dimension K		3.35 in 85.1 mm

Dimension L		8.83 in 224.3 mm

Dimension M		5.08 in 129 mm

Dimension R		0.22 in 5.6 mm

Dimension S		8.43 in 214.1 mm

Radial and Thrust Factors

C0 - Static Load		494000 lbf 2200000 N

C - Dynamic Load (Basic)		373000 lbf 1660000 N

e - Geometry Factor		0.33

Y1 - Geometry Factor		2.08

Y2 - Geometry Factor		3.09

Engineering Seal Speed

Oil Lubrication - M/N Seal		600 rpm

Oil Lubrication - T Seal		900 rpm

Oil Lubrication - B/C/O Seal		350 rpm

Grease Lubrication - M/N Seal		600 rpm

Grease Lubrication - T Seal		800 rpm

Grease Lubrication - B/C/O Seal		350 rpm

Engineering Bearing Attributes

Float		0.083 in 2.108 mm

Shaft Tolerance		0.0050 in 0.127 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min		0.0047

Eng Internal Radial Clearance - Max		0.0071

Pre Install Clearance Min		0.0047 in 0.120 mm

Pre Install Clearance Max		0.0071 in 0.180 mm

VIEW CAD DRAWING



· 3D


· 2D Front View


· 2D Left View


· 2D Sales Drawing

DOWNLOADS


		Bearing Life Calculation Tool

		Primary Sealing (PDF, 280KB)

		TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS

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Part Number QMPX34J180S, Eccentric Four-Bolt Pillow Block

Engineering Group

Bearing Number

Shaft Size

Shaft Size Type

Full Timken Part Number

Locking Style

Housing Construction

UPC Code

Dimension A

Dimension B

Dimension C

Dimension D Min

Dimension D Max

Dimension E

Dimension F

Dimension G

Dimension H

Dimension J (Bolt Size)

Dimension K

Dimension L

Dimension M

Dimension R

Dimension S

C0 - Static Load

C - Dynamic Load (Basic)

e - Geometry Factor

Y1 - Geometry Factor

Y2 - Geometry Factor

Oil Lubrication - M/N Seal

Oil Lubrication - T Seal

Oil Lubrication - B/C/O Seal

Grease Lubrication - M/N Seal

Grease Lubrication - T Seal

Grease Lubrication - B/C/O Seal

Float

Shaft Tolerance

Eng Internal Radial Clearance - Min

Eng Internal Radial Clearance - Max

Pre Install Clearance Min

Pre Install Clearance Max