Part Number QMMC20J311S, Eccentric Cartridge Block On The Timken Company


All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Eccentric Solid-Block Mounted Bearings > Eccentric Cartridge Block > Part Number QMMC20J311S


	Part Number QMMC20J311S, Eccentric Cartridge Block

Timken-Mounted-Bearing-Eccentric-Cartridge-Block

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Eccentric Cartridge 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		QMMC20J311SB QMMC20J311SC QMMC20J311SEB QMMC20J311SEC QMMC20J311SEM QMMC20J311SEN QMMC20J311SEO QMMC20J311SET QMMC20J311SM QMMC20J311SN QMMC20J311SO QMMC20J311ST

Locking Style		Eccentric

Housing Construction		Cartridge

UPC Code		0883450078627 0883450078634 0883450078658 0883450078665 0883450078672 0883450078689 0883450078696 0883450078702 0883450168038 0883450168717 0883450259835 0883450260312

Dimensions

Dimension A		0.78 in 19.8 mm

Dimension B		1.28 in 32.5 mm

Dimension C		6 in 152.4 mm

Dimension D		0.31 in 7.9 mm

Dimension F		8.1250 in 206.4 mm

Dimension G		4.14 in 105.2 mm

Dimension K		1.63 in 41.4 mm

Dimension L Exp		5.12 in 130 mm

Dimension L Fix		5.039 in 128 mm

Dimension M		2.96 in 75.2 mm

Dimension R		0.45 in 11.4 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


		Bearing Life Calculation Tool

		Primary Sealing (PDF, 280KB)

		TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS

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Part Number QMMC20J311S, Eccentric Cartridge 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

Dimension F

Dimension G

Dimension K

Dimension L Exp

Dimension L Fix

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