Part Number QAC11A055S, Single Concentric Piloted Flange Cartridge On The Timken Company


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	Part Number QAC11A055S, Single Concentric Piloted Flange Cartridge

Timken-Mounted-Bearing-Single-Concentric-Piloted-Flange-Cartridge

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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		22211

Shaft Size		55 mm

Shaft Size Type		Metric

Full Timken Part Number		QAC11A055SB QAC11A055SC QAC11A055SEB QAC11A055SEC QAC11A055SEM QAC11A055SEN QAC11A055SEO QAC11A055SET QAC11A055SM QAC11A055SN QAC11A055SO QAC11A055ST

Locking Style		Single Concentric

Housing Construction		Piloted Flange Cartridge

UPC Code		0883450323703 0883450323710 0883450323727 0883450323734 0883450323741 0883450323758 0883450323765 0883450323772 0883450323789 0883450323796 0883450323802 0883450323819

Dimensions

Dimension BC		6 in 152.4 mm

Dimension B Exp		2.19 in 55.6 mm

Dimension B Fix		2.14 in 54.4 mm

Dimension C		3.25 in 82.6 mm

Dimension D		5 in 127 mm

Dimension E		4.24 in 107.7 mm

Dimension F		7.3 in 185.4 mm

Dimension G		5 in 127 mm

Dimension H		0.58 in 14.7 mm

Dimension J (Bolt Size)		0.5 in 12 mm

Dimension KA		1.13 in 28.7 mm

Dimension L Exp		3.32 in 84.3 mm

Dimension L Fix		3.27 in 83.1 mm

Dimension M		2 in 50.8 mm

Dimension N		1.13 in 28.7 mm

Dimension RA		0.14 in 3.6 mm

Dimension SA		3.13 in 79.5 mm

Radial and Thrust Factors

C0 - Static Load		31900 lbf 142000 N

C - Dynamic Load (Basic)		31400 lbf 140000 N

e - Geometry Factor		0.23

Y1 - Geometry Factor		2.95

Y2 - Geometry Factor		4.40

Engineering Seal Speed

Oil Lubrication - M/N Seal		2200 rpm

Oil Lubrication - T Seal		3800 rpm

Oil Lubrication - B/C/O Seal		1600 rpm

Grease Lubrication - M/N Seal		2200 rpm

Grease Lubrication - T Seal		3200 rpm

Grease Lubrication - B/C/O Seal		1600 rpm

Engineering Bearing Attributes

Float		0.050 in 1.270 mm

Shaft Tolerance		0.0015 in 0.038 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min		0.0016

Eng Internal Radial Clearance - Max		0.0026

Pre Install Clearance Min		0.0016 in 0.040 mm

Pre Install Clearance Max		0.0026 in 0.065 mm

MORE IMAGES


	· Single Concentric Piloted Flange Cartridge - Dimensional Drawing

VIEW CAD DRAWING



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· 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 QAC11A055S, Single Concentric Piloted Flange Cartridge

Engineering Group

Bearing Number

Shaft Size

Shaft Size Type

Full Timken Part Number

Locking Style

Housing Construction

UPC Code

Dimension BC

Dimension B Exp

Dimension B Fix

Dimension C

Dimension D

Dimension E

Dimension F

Dimension G

Dimension H

Dimension J (Bolt Size)

Dimension KA

Dimension L Exp

Dimension L Fix

Dimension M

Dimension N

Dimension RA

Dimension SA

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