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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 QAACW15A212SBSS QAACW15A212SCSS QAACW15A212SEBSS QAACW15A212SECSS QAACW15A212SEMSS QAACW15A212SENSS QAACW15A212SEOSS QAACW15A212SETSS QAACW15A212SMSS QAACW15A212SNSS QAACW15A212SOSS QAACW15A212STSS

Locking Style

 N/A Double Concentric

Housing Construction

 N/A Piloted Flange Cartridge

Other Dimensions

Dimension BC

 N/A 7.5 in190.5 mm

Dimension C

 N/A 4.23 in108.8 mm

Dimension D

 N/A 6.38 in162.1 mm

Dimension E

 N/A 5.3 in134.6 mm

Dimension B Exp

 N/A 1.89 in48 mm

Dimension B Fix

 N/A 1.81 in46 mm

Dimension F

 N/A 8.7500 in222.3 mm

Dimension H

 N/A 0.5 in12.7 mm

Dimension J (Bolt Size)

 N/A 0.625 in16 mm

Dimension M

 N/A 2.37 in60.2 mm

Dimension L Exp

 N/A 3.76 in95.5 mm

Dimension L Fix

 N/A 3.68 in93.5 mm

Dimension RAA

 N/A 1.06 in26.9 mm

Dimension SAA

 N/A 4.74 in120.4 mm

Dimension G

 N/A 6.38 in161.9 mm

Dimension N

 N/A 1.88 in47.8 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 0.050 in0.0020 mm

Pre Install Clearance Max

 N/A 0.080 in0.0031 mm