Part Number QAASN18A090S, Double Concentric Two-Bolt Pillow Block On The Timken Company


All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double Concentric Solid-Block Mounted Bearings > Double Concentric Two-Bolt Pillow Block > Part Number QAASN18A090S


	Part Number QAASN18A090S, Double Concentric Two-Bolt Pillow Block

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

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Double Concentric Two-Bolt Pillow Block - Dimensional Drawing

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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		QAASN18A090SB QAASN18A090SC QAASN18A090SEB QAASN18A090SEC QAASN18A090SEM QAASN18A090SEN QAASN18A090SEO QAASN18A090SET QAASN18A090SM QAASN18A090SN QAASN18A090SO QAASN18A090ST

Locking Style		Double Concentric

Housing Construction		Two-Bolt Pillow Block

UPC Code		0883450350549 0883450350556 0883450350563 0883450350570 0883450350587 0883450350594 0883450350600 0883450350617 0883450350624 0883450350631 0883450350648 0883450350655

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 L		4.29 in 109 mm

Dimension M		2.59 in 65.8 mm

Dimension RAA		0.91 in 23 mm

Dimension SAA		5.2 in 132 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

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Part Number QAASN18A090S, Double 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 L

Dimension M

Dimension RAA

Dimension SAA

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