The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Unit of Measure

Specifications

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22212

Shaft Size

 N/A 55 mm

Shaft Size Type

 N/A Metric

Locking Style

 N/A Tapered Adapter

Housing Construction

 N/A Piloted Flange Cartridge

Dimensions

Dimension BC

 N/A 6.5 in165.1 mm

Dimension C

 N/A 3.15 in80 mm

Dimension D

 N/A 5.5 in139.7 mm

Dimension E

 N/A 4.6 in116.7 mm

Dimension F

 N/A 7.63 in193.8 mm

Dimension G

 N/A 5.5 in139.7 mm

Dimension H

 N/A 0.5 in12.4 mm

Dimension J (Bolt Size)

 N/A 0.5 in12 mm

Dimension MT

 N/A 1.62 in41.1 mm

Dimension N

 N/A 1 in25.4 mm

Dimension RTT

 N/A 0.28 in7.1 mm

Dimension ST

 N/A 3.08 in78.3 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 39000 lbf174000 N

C - Dynamic Load (Basic)

 N/A 38100 lbf169000 N

e - Geometry Factor

 N/A 0.24

Y1 - Geometry Factor

 N/A 2.84

Y2 - Geometry Factor

 N/A 4.23

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 2000 rpm

Oil Lubrication - T Seal

 N/A 3500 rpm

Oil Lubrication - B/C/O Seal

 N/A 1650 rpm

Grease Lubrication - M/N Seal

 N/A 2000 rpm

Grease Lubrication - T Seal

 N/A 3000 rpm

Grease Lubrication - B/C/O Seal

 N/A 1550 rpm

Engineering Bearing Attributes

Float

 N/A 0.05 in1.27 mm

Shaft Tolerance

 N/A 0.0015 in0.038 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0030

Eng Internal Radial Clearance - Max

 N/A 0.0037

Pre Install Clearance Min

 N/A 0.075 in0.0030 mm

Pre Install Clearance Max

 N/A 0.094 in0.0037 mm