Part Number QAAC20A315S, Double Concentric Piloted Flange Cartridge On The Timken Company


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	Part Number QAAC20A315S, Double Concentric Piloted Flange Cartridge

Timken-Mounted-Bearing-Double-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		22220

Shaft Size		3 15/16 in

Shaft Size Type		Imperial

Full Timken Part Number		QAAC20A315SB QAAC20A315SC QAAC20A315SEB QAAC20A315SEC QAAC20A315SEM QAAC20A315SEN QAAC20A315SEO QAAC20A315SET QAAC20A315SM QAAC20A315SN QAAC20A315SO QAAC20A315ST

Locking Style		Double Concentric

Housing Construction		Piloted Flange Cartridge

UPC Code		0883450016308 0883450016315 0883450016339 0883450016346 0883450016353 0883450016360 0883450016377 0883450016384 0883450193597 0883450193788 0883450270786 0883450270953

Dimensions

Dimension BC		9.38 in 238.3 mm

Dimension C		6 in 152.4 mm

Dimension D		8.13 in 206.5 mm

Dimension E		6.63 in 168.4 mm

Dimension B Exp		2.93 in 74.4 mm

Dimension B Fix		2.84 in 72.1 mm

Dimension F		10.88 in 276.4 mm

Dimension H		1 in 25.4 mm

Dimension J (Bolt Size)		0.75 in 20 mm

Dimension M		2.97 in 75.4 mm

Dimension L Exp		5.05 in 128.3 mm

Dimension L Fix		4.97 in 126.2 mm

Dimension RAA		0.97 in 24.6 mm

Dimension SAA		5.94 in 150.9 mm

Dimension G		8.125 in 206.4 mm

Dimension N		2.13 in 54.1 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		0.075 in 0.0030 mm

Pre Install Clearance Max		0.120 in 0.0047 mm

MORE IMAGES


	· Double Concentric Piloted Flange Cartridge - Dimensional Drawing

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 QAAC20A315S, Double 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 C

Dimension D

Dimension E

Dimension B Exp

Dimension B Fix

Dimension F

Dimension H

Dimension J (Bolt Size)

Dimension M

Dimension L Exp

Dimension L Fix

Dimension RAA

Dimension SAA

Dimension G

Dimension N

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