Part Number QAAMH18A303S, 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 QAAMH18A303S


	Part Number QAAMH18A303S, Double Concentric Hanger Block

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

larger image

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

larger image

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 3/16 in

Shaft Size Type		Imperial

Full Timken Part Number		QAAMH18A303SB QAAMH18A303SC QAAMH18A303SEB QAAMH18A303SEC QAAMH18A303SEM QAAMH18A303SEN QAAMH18A303SEO QAAMH18A303SET QAAMH18A303SM QAAMH18A303SN QAAMH18A303SO QAAMH18A303ST

Locking Style		Double Concentric

UPC Code		0883450413329 0883450413336 0883450413343 0883450413350 0883450413367 0883450413374 0883450413381 0883450413398 0883450413404 0883450413411 0883450413428 0883450413435

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

NEW PRODUCT OFFERING



	Self-Aligning Ball Bearings



	PT Tech

Part Number QAAMH18A303S, 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