Aerospace / Military
Aerospace Series General Aviation Rod Ends Spherical Bearings Mil Spec Series Rod Ends Spherical Bearings Bushings Approved Part Numbers
Commercial / Industrial
Rod End Bearings Inch Rod Ends Metric Rod Ends Spherical Bearings Inch Spherical Bearings Metric Spherical Bearings
Technical Resources
Terms and Definitions Articles Technical Data FAQs Key Term Translation Custom Engineered Products
Online Catalog
Engineers power search our entire catalog of bearing and bushings, with access to every attribute and technical specification possible. View our online catalog...
Request Information
 
Unit of Measure

Key Dimensions

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22218

Shaft Size

 N/A 3 7/16 in

Shaft Size Type

 N/A Imperial

Full Timken Part Number

 N/A QAAFY18A307SB QAAFY18A307SC QAAFY18A307SEB QAAFY18A307SEC QAAFY18A307SEM QAAFY18A307SEN QAAFY18A307SEO QAAFY18A307SET QAAFY18A307SM QAAFY18A307SN QAAFY18A307SO QAAFY18A307ST

Locking Style

 N/A Double Concentric

Housing Construction

 N/A Round Flange

UPC Code

 N/A 0883450022903 0883450022910 0883450022934 0883450022941 0883450022958 0883450022965 0883450022972 0883450022989 0883450192514 0883450192699 0883450269711 0883450269896

Other Dimensions

Dimension BC

 N/A 9.5 in241.3 mm

Dimension C

 N/A 5.13 in130.3 mm

Dimension D

 N/A 7.63 in193.8 mm

Dimension E

 N/A 6.72 in170.7 mm

Dimension F

 N/A 11.13 in282.7 mm

Dimension H

 N/A 1.13 in28.7 mm

Dimension J (Bolt Size)

 N/A 0.875 in24 mm

Dimension L Exp

 N/A 4.36 in110.7 mm

Dimension L Fix

 N/A 4.28 in108.7 mm

Dimension M

 N/A 2.59 in65.8 mm

Dimension N

 N/A 3.36 in85.3 mm

Dimension RAA

 N/A 0.9 in22.9 mm

Dimension SAA

 N/A 5.18 in131.6 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 87200 lbf388000 N

C - Dynamic Load (Basic)

 N/A 79700 lbf355000 N

e - Geometry Factor

 N/A 0.23

Y1 - Geometry Factor

 N/A 2.90

Y2 - Geometry Factor

 N/A 4.31

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 1400 rpm

Oil Lubrication - T Seal

 N/A 2400 rpm

Oil Lubrication - B/C/O Seal

 N/A 1000 rpm

Grease Lubrication - M/N Seal

 N/A 1400 rpm

Grease Lubrication - T Seal

 N/A 2000 rpm

Grease Lubrication - B/C/O Seal

 N/A 1000 rpm

Engineering Bearing Attributes

Float

 N/A 0.083 in2.108 mm

Shaft Tolerance

 N/A 0.0030 in0.076 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0024

Eng Internal Radial Clearance - Max

 N/A 0.0039

Pre Install Clearance Min

 N/A 0.060 in0.0024 mm

Pre Install Clearance Max

 N/A 0.100 in0.0039 mm