Part Number QMPL20J311S, Eccentric Two-Bolt Pillow Block On The Timken Company


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	Part Number QMPL20J311S, Eccentric Two-Bolt Pillow Block

Timken-Mounted-Bearing-Eccentric-Two-Bolt-Pillow-Block---Inch-Housing-Dimensions

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Eccentric Two-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		22220

Shaft Size		3 11/16 in

Shaft Size Type		Imperial

Full Timken Part Number		QMPL20J311SB QMPL20J311SC QMPL20J311SEB QMPL20J311SEC QMPL20J311SEM QMPL20J311SEN QMPL20J311SEO QMPL20J311SET QMPL20J311SM QMPL20J311SN QMPL20J311SO QMPL20J311ST

Locking Style		Eccentric

Housing Construction		Two-Bolt Pillow Block

UPC Code		0883450089029 0883450089036 0883450089050 0883450089067 0883450089074 0883450089081 0883450089098 0883450089104 0883450155236 0883450155571 0883450250207 0883450250542

Dimensions

Dimension A		4.25 in 108 mm

Dimension B		8.38 in 212.9 mm

Dimension C		6 in 152.4 mm

Dimension D Min		10.04 in 255 mm

Dimension D Max		12.6 in 320 mm

Dimension F		14.25 in 362 mm

Dimension G		3.73 in 94.7 mm

Dimension H		2.12 in 53.8 mm

Dimension J (Bolt Size)		1 in 24 mm

Dimension K		1.63 in 41.4 mm

Dimension L		4.84 in 122.9 mm

Dimension M		2.96 in 75.2 mm

Dimension R		0.24 in 6.1 mm

Dimension S		4.59 in 116.6 mm

Radial and Thrust Factors

C0 - Static Load		113000 lbf 502000 N

C - Dynamic Load (Basic)		97700 lbf 435000 N

e - Geometry Factor		0.24

Y1 - Geometry Factor		2.85

Y2 - Geometry Factor		4.24

Engineering Seal Speed

Oil Lubrication - M/N Seal		1200 rpm

Oil Lubrication - T Seal		2000 rpm

Oil Lubrication - B/C/O Seal		900 rpm

Grease Lubrication - M/N Seal		1200 rpm

Grease Lubrication - T Seal		1600 rpm

Grease Lubrication - B/C/O Seal		900 rpm

Engineering Bearing Attributes

Float		0.083 in 2.108 mm

Shaft Tolerance		0.0030 in 0.076 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min		0.0030

Eng Internal Radial Clearance - Max		0.0047

Pre Install Clearance Min		0.0030 in 0.075 mm

Pre Install Clearance Max		0.0047 in 0.120 mm

VIEW CAD DRAWING



· 3D


· 2D Front View


· 2D Left View


· 2D Sales Drawing

DOWNLOADS


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		Primary Sealing (PDF, 280KB)

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Part Number QMPL20J311S, Eccentric Two-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 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