Part Number QMMC18J304S, 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 QMMC18J304S


	Part Number QMMC18J304S, Eccentric Cartridge Block

Timken-Mounted-Bearing-Eccentric-Cartridge-Block

larger image

Eccentric Cartridge Block - Dimensional Drawing

larger image

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

Specifications

Engineering Group		Mounted Bearing

Bearing Number		22218

Shaft Size		3 1/4 in

Shaft Size Type		Imperial

Full Timken Part Number		QMMC18J304SB QMMC18J304SC QMMC18J304SEB QMMC18J304SEC QMMC18J304SEM QMMC18J304SEN QMMC18J304SEO QMMC18J304SET QMMC18J304SM QMMC18J304SN QMMC18J304SO QMMC18J304ST

Locking Style		Eccentric

Housing Construction		Cartridge

UPC Code		0883450078221 0883450078238 0883450078252 0883450078269 0883450078276 0883450078283 0883450078290 0883450078306 0883450167970 0883450168656 0883450259774 0883450260251

Dimensions

Dimension A		0.59 in 15 mm

Dimension B		1.06 in 26.9 mm

Dimension C		4.76 in 120.9 mm

Dimension D		0.23 in 5.8 mm

Dimension F		6.7500 in 171.5 mm

Dimension G		3.45 in 87.6 mm

Dimension K		1.44 in 36.6 mm

Dimension L Exp		4.4 in 111.8 mm

Dimension L Fix		4.32 in 109.7 mm

Dimension M		2.56 in 65 mm

Dimension R		0.29 in 7.4 mm

Dimension S		4.03 in 102.4 mm

Radial and Thrust Factors

C0 - Static Load		87200 lbf 388000 N

C - Dynamic Load (Basic)		79700 lbf 355000 N

e - Geometry Factor		0.23

Y1 - Geometry Factor		2.90

Y2 - Geometry Factor		4.31

Engineering Seal Speed

Oil Lubrication - M/N Seal		1400 rpm

Oil Lubrication - T Seal		2400 rpm

Oil Lubrication - B/C/O Seal		1000 rpm

Grease Lubrication - M/N Seal		1400 rpm

Grease Lubrication - T Seal		2000 rpm

Grease Lubrication - B/C/O Seal		1000 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		0.0024

Eng Internal Radial Clearance - Max		0.0039

Pre Install Clearance Min		0.0024 in 0.060 mm

Pre Install Clearance Max		0.0039 in 0.100 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

NEW PRODUCT OFFERING



	Self-Aligning Ball Bearings



	PT Tech

Part Number QMMC18J304S, 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