Part Number QASN18A090S, Single Concentric Two-Bolt Pillow Block On The Timken Company


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	Part Number QASN18A090S, Single Concentric Two-Bolt Pillow Block

Timken-Mounted-Bearing-SIngle-Concentric-Two-Bolt-Pillow-Block

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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		22218

Shaft Size		90 mm

Shaft Size Type		Metric

Full Timken Part Number		QASN18A090SB QASN18A090SC QASN18A090SEB QASN18A090SEC QASN18A090SEM QASN18A090SEN QASN18A090SEO QASN18A090SET QASN18A090SM QASN18A090SN QASN18A090SO QASN18A090ST

Locking Style		Single Concentric

Housing Construction		Two-Bolt Pillow Block

UPC Code		0883450354875 0883450354882 0883450354899 0883450354905 0883450354912 0883450354929 0883450354936 0883450354943 0883450354950 0883450354967 0883450354974 0883450354981

Dimensions

Dimension A		4.41 in 112 mm

Dimension B		8.35 in 212 mm

Dimension C		5.12 in 130 mm

Dimension D Min		11.42 in 290 mm

Dimension D Max		12.87 in 327 mm

Dimension F		14.96 in 380 mm

Dimension G		3.39 in 86 mm

Dimension H		1.54 in 39 mm

Dimension J (Bolt Size)		0.875 in 24 mm

Dimension KA		1.46 in 37 mm

Dimension L		4.29 in 109 mm

Dimension M		2.6 in 66 mm

Dimension RA		0.24 in 6 mm

Dimension SA		4.02 in 102 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

MORE IMAGES


	· Single Concentric Two-Bolt Pillow Block - 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 QASN18A090S, Single Concentric Two-Bolt Pillow 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 Min

Dimension D Max

Dimension F

Dimension G

Dimension H

Dimension J (Bolt Size)

Dimension KA

Dimension L

Dimension M

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