Part Number QAC20A315S, Single Concentric Piloted Flange Cartridge On The Timken Company


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	Part Number QAC20A315S, 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		22220

Shaft Size		3 15/16 in

Shaft Size Type		Imperial

Full Timken Part Number		QAC20A315SB QAC20A315SC QAC20A315SEB QAC20A315SEC QAC20A315SEM QAC20A315SEN QAC20A315SEO QAC20A315SET QAC20A315SM QAC20A315SMNP QAC20A315SMT QAC20A315SN QAC20A315SO QAC20A315ST QAC20A315STHT

Locking Style		Single Concentric

Housing Construction		Piloted Flange Cartridge

UPC Code		0883450036009 0883450036016 0883450036030 0883450036047 0883450036054 0883450036061 0883450036078 0883450036085 0883450193276 0883450193436 0883450270465 0883450270625 0883450434928 0883450456951 0883450952798

Dimensions

Dimension BC		9.38 in 238.3 mm

Dimension B Exp		2.93 in 74.4 mm

Dimension B Fix		2.84 in 72.1 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 F		10.88 in 276.4 mm

Dimension G		8.125 in 206.4 mm

Dimension H		1 in 25.4 mm

Dimension J (Bolt Size)		0.75 in 20 mm

Dimension KA		1.63 in 41.4 mm

Dimension L Exp		5.05 in 128.3 mm

Dimension L Fix		4.97 in 126.2 mm

Dimension M		2.97 in 75.4 mm

Dimension N		2.13 in 54.1 mm

Dimension RA		0.37 in 9.4 mm

Dimension SA		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

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

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Part Number QAC20A315S, 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