Part Number QAAPL11A055S, 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 QAAPL11A055S


	Part Number QAAPL11A055S, 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		22211

Shaft Size		55 mm

Shaft Size Type		Metric

Full Timken Part Number		QAAPL11A055SB QAAPL11A055SC QAAPL11A055SEB QAAPL11A055SEC QAAPL11A055SEM QAAPL11A055SEN QAAPL11A055SEO QAAPL11A055SET QAAPL11A055SM QAAPL11A055SN QAAPL11A055SO QAAPL11A055ST

Locking Style		Double Concentric

Housing Construction		Two-Bolt Pillow Block

UPC Code		0883450320573 0883450320580 0883450320597 0883450320603 0883450320610 0883450320627 0883450320634 0883450320641 0883450320658 0883450320665 0883450320672 0883450320689

Dimensions

Dimension A		2.5 in 63.5 mm

Dimension B		5.25 in 133.4 mm

Dimension C		3.25 in 82.6 mm

Dimension D Min		6.5 in 165.1 mm

Dimension D Max		7.06 in 179.3 mm

Dimension F		8.88 in 225.6 mm

Dimension G		2.58 in 65.5 mm

Dimension H		1.25 in 31.8 mm

Dimension J (Bolt Size)		0.625 in 16 mm

Dimension L		3.29 in 83.6 mm

Dimension M		2 in 50.8 mm

Dimension RAA		0.71 in 18 mm

Dimension SAA		4 in 101.6 mm

Radial and Thrust Factors

C0 - Static Load		31900 lbf 142000 N

C - Dynamic Load (Basic)		31400 lbf 140000 N

e - Geometry Factor		0.23

Y1 - Geometry Factor		2.95

Y2 - Geometry Factor		4.40

Engineering Seal Speed

Oil Lubrication - M/N Seal		2200 rpm

Oil Lubrication - T Seal		3800 rpm

Oil Lubrication - B/C/O Seal		1600 rpm

Grease Lubrication - M/N Seal		2200 rpm

Grease Lubrication - T Seal		3200 rpm

Grease Lubrication - B/C/O Seal		1600 rpm

Engineering Bearing Attributes

Float		0.050 in 1.270 mm

Shaft Tolerance		0.0015 in 0.038 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min		0.0016

Eng Internal Radial Clearance - Max		0.0026

Pre Install Clearance Min		0.0016 in 0.040 mm

Pre Install Clearance Max		0.0026 in 0.065 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 QAAPL11A055S, 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