Batch CAD Cart (0)
  • Cart is empty
Unit of Measure

Specifications

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 QATU18A307SB QATU18A307SC QATU18A307SEB QATU18A307SEC QATU18A307SEM QATU18A307SEN QATU18A307SEO QATU18A307SET QATU18A307SM QATU18A307SN QATU18A307SO QATU18A307ST

Locking Style

N/A Single Concentric

Housing Construction

N/A Take-Up

UPC Code

N/A 0883450050807 0883450050814 0883450050838 0883450050845 0883450050852 0883450050869 0883450050876 0883450050883 0883450195263 0883450195423 0883450272445 0883450272612

Dimensions

Dimension A1

N/A 3.63 in92.2 mm

Dimension C

N/A 1 in25.4 mm

Dimension D

N/A 7.63 in193.8 mm

Dimension E

N/A 6.81 in173 mm

Dimension F

N/A 1.81 in46 mm

Dimension G

N/A 1.88 in47.8 mm

Dimension J

N/A 4.88 in124 mm

Dimension L

N/A 10.12 in257 mm

Dimension KA

N/A 1.44 in36.6 mm

Dimension M

N/A 2.59 in65.8 mm

Dimension N

N/A 4.22 in107.2 mm

Dimension P

N/A 6.25 in158.8 mm

Dimension S

N/A 1.81 in46 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 0.08 in2.03 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 0.0024 in0.060 mm

Pre Install Clearance Max

N/A 0.0039 in0.100 mm
By clicking Submit, you consent to the personal information you provide being used in the manner as described in our Privacy Notice, including access to that information by Timken personnel who may be located outside your home country. In addition, you agree that the CAD drawings are for your personal, one-time use only, and that you will not modify or create any compilation or derivative work using the CAD drawings or distribute or display the CAD drawings on any website or other media.