Part Number QAAPX15A212S, Double Concentric Four-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 Four-Bolt Pillow Block > Part Number QAAPX15A212S


	Part Number QAAPX15A212S, Double Concentric Four-Bolt Pillow Block

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

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Double Concentric Four-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		22215

Shaft Size		2 3/4 in

Shaft Size Type		Imperial

Full Timken Part Number		QAAPX15A212SB QAAPX15A212SC QAAPX15A212SEB QAAPX15A212SEC QAAPX15A212SEM QAAPX15A212SEN QAAPX15A212SEO QAAPX15A212SET QAAPX15A212SM QAAPX15A212SN QAAPX15A212SO QAAPX15A212ST

Locking Style		Double Concentric

Housing Construction		Four-Bolt Pillow Block

UPC Code		0883450008747 0883450008815 0883450008846 0883450008914 0883450008945 0883450009010 0883450009041 0883450009119 0883450009140 0883450009218 0883450267588 0883450267809

Dimensions

Dimension A		3.5 in 88.9 mm

Dimension B		6.83 in 173.5 mm

Dimension C		4.29 in 109 mm

Dimension D Min		9.06 in 230.1 mm

Dimension D Max		10.44 in 265.2 mm

Dimension E		2.75 in 69.9 mm

Dimension F		13 in 330.2 mm

Dimension G		4.25 in 108 mm

Dimension H		1.54 in 39.1 mm

Dimension J (Bolt Size)		0.75 in 20 mm

Dimension L		4.5 in 114.3 mm

Dimension M		2.37 in 60.2 mm

Dimension RAA		0.84 in 21.3 mm

Dimension SAA		4.74 in 120.4 mm

Radial and Thrust Factors

C0 - Static Load		54100 lbf 240000 N

C - Dynamic Load (Basic)		49900 lbf 222000 N

e - Geometry Factor		0.22

Y1 - Geometry Factor		3.14

Y2 - Geometry Factor		4.67

Engineering Seal Speed

Oil Lubrication - M/N Seal		1600 rpm

Oil Lubrication - T Seal		2900 rpm

Oil Lubrication - B/C/O Seal		1300 rpm

Grease Lubrication - M/N Seal		1600 rpm

Grease Lubrication - T Seal		2400 rpm

Grease Lubrication - B/C/O Seal		1300 rpm

Engineering Bearing Attributes

Float		0.083 in 2.108 mm

Shaft Tolerance		0.0020 in 0.051 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min		0.0020

Eng Internal Radial Clearance - Max		0.0031

Pre Install Clearance Min		0.0020 in 0.050 mm

Pre Install Clearance Max		0.0031 in 0.080 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 QAAPX15A212S, Double Concentric Four-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 E

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