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Unit of Measure

Key Dimensions

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22215

Shaft Size

 N/A 2 3/4 in

Shaft Size Type

 N/A Imperial

Full Timken Part Number

 N/A QAMC15A212SB QAMC15A212SC QAMC15A212SEB QAMC15A212SEC QAMC15A212SEM QAMC15A212SEN QAMC15A212SEO QAMC15A212SET QAMC15A212SM QAMC15A212SN QAMC15A212SO QAMC15A212ST

Locking Style

 N/A Single Concentric

Housing Construction

 N/A Cartridge

UPC Code

 N/A 0883450303224 0883450303231 0883450303248 0883450303255 0883450303262 0883450303279 0883450303286 0883450303293 0883450303309 0883450303316 0883450303323 0883450303330

Other Dimensions

Dimension A

 N/A 0.59 in15 mm

Dimension B

 N/A 1.03 in26.2 mm

Dimension C

 N/A 4.29 in109 mm

Dimension D

 N/A 0.25 in6.4 mm

Dimension F

 N/A 5.8750 in149.2 mm

Dimension G

 N/A 3.14 in79.8 mm

Dimension KA

 N/A 1.25 in31.8 mm

Dimension L Exp

 N/A 4.04 in102.6 mm

Dimension L Fix

 N/A 3.96 in100.6 mm

Dimension M

 N/A 2.37 in60.2 mm

Dimension RA

 N/A 0.32 in8.1 mm

Dimension SA

 N/A 3.62 in91.9 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 54100 lbf240000 N

C - Dynamic Load (Basic)

 N/A 49900 lbf222000 N

e - Geometry Factor

 N/A 0.22

Y1 - Geometry Factor

 N/A 3.14

Y2 - Geometry Factor

 N/A 4.67

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 1600 rpm

Oil Lubrication - T Seal

 N/A 2900 rpm

Oil Lubrication - B/C/O Seal

 N/A 1300 rpm

Grease Lubrication - M/N Seal

 N/A 1600 rpm

Grease Lubrication - T Seal

 N/A 2400 rpm

Grease Lubrication - B/C/O Seal

 N/A 1300 rpm

Engineering Bearing Attributes

Float

 N/A 0.083 in2.108 mm

Shaft Tolerance

 N/A 0.0020 in0.051 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0020

Eng Internal Radial Clearance - Max

 N/A 0.0031

Pre Install Clearance Min

 N/A 0.0020 in0.050 mm

Pre Install Clearance Max

 N/A 0.0031 in0.080 mm