Part Number QAAMH18A304S, Double Concentric Hanger 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 Hanger Block > Part Number QAAMH18A304S


	Part Number QAAMH18A304S, Double Concentric Hanger Block

Timken-Mounted-Bearing-Double-Concentric-Hanger-Block

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Timken-Mounted-Bearing-Double-Concentric-Hanger-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		3 1/4 in

Shaft Size Type		Imperial

Full Timken Part Number		QAAMH18A304SB QAAMH18A304SC QAAMH18A304SEB QAAMH18A304SEC QAAMH18A304SEM QAAMH18A304SEN QAAMH18A304SEO QAAMH18A304SET QAAMH18A304SM QAAMH18A304SN QAAMH18A304SO QAAMH18A304ST

Locking Style		Double Concentric

UPC Code		0883450413442 0883450413459 0883450413466 0883450413473 0883450413480 0883450413497 0883450413503 0883450413510 0883450413527 0883450413534 0883450413541 0883450413558

Dimensions

Dimension A		6.31 in 160.3 mm

Dimension B		10 1/4 in 260.4 mm

Dimension C		5.13 in 130.3 mm

Dimension D		7.88 in 200.2 mm

Dimension E		2.5 in 63.5 mm

Dimension F		3 in 76.2 mm

Dimension G		3 in 76.2 mm

Dimension L		3.91 in 99.3 mm

Dimension M		2.59 in 65.8 mm

Dimension RAA		1.27 in 32.3 mm

Dimension SAA		5.18 in 131.6 mm

Thread Size J		1 1/4-7UNC

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 QAAMH18A304S, Double Concentric Hanger Block

Engineering Group

Bearing Number

Shaft Size

Shaft Size Type

Full Timken Part Number

Locking Style

UPC Code

Dimension A

Dimension B

Dimension C

Dimension D

Dimension E

Dimension F

Dimension G

Dimension L

Dimension M

Dimension RAA

Dimension SAA

Thread Size J

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