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 22211

Shaft Size

 N/A 55 mm

Shaft Size Type

 N/A Metric

Full Timken Part Number

 N/A QAASN11A055SB QAASN11A055SC QAASN11A055SEB QAASN11A055SEC QAASN11A055SEM QAASN11A055SEN QAASN11A055SEO QAASN11A055SET QAASN11A055SM QAASN11A055SN QAASN11A055SO QAASN11A055ST

Locking Style

 N/A Double Concentric

Housing Construction

 N/A Two-Bolt Pillow Block

UPC Code

 N/A 0883450348751 0883450348768 0883450348775 0883450348782 0883450348799 0883450348805 0883450348812 0883450348829 0883450348836 0883450348843 0883450348850 0883450348867

Dimensions

Dimension A

 N/A 2.76 in70 mm

Dimension B

 N/A 5.55 in141 mm

Dimension C

 N/A 3.27 in83 mm

Dimension D Min

 N/A 7.2 in183 mm

Dimension D Max

 N/A 8.5 in216 mm

Dimension F

 N/A 10 in254 mm

Dimension G

 N/A 2.68 in68 mm

Dimension H

 N/A 0.98 in25 mm

Dimension J (Bolt Size)

 N/A 0.625 in16 mm

Dimension L

 N/A 3.35 in85 mm

Dimension M

 N/A 2 in50.8 mm

Dimension RAA

 N/A 0.67 in17 mm

Dimension SAA

 N/A 4.02 in102 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 31900 lbf142000 N

C - Dynamic Load (Basic)

 N/A 31400 lbf140000 N

e - Geometry Factor

 N/A 0.23

Y1 - Geometry Factor

 N/A 2.95

Y2 - Geometry Factor

 N/A 4.40

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 2200 rpm

Oil Lubrication - T Seal

 N/A 3800 rpm

Oil Lubrication - B/C/O Seal

 N/A 1600 rpm

Grease Lubrication - M/N Seal

 N/A 2200 rpm

Grease Lubrication - T Seal

 N/A 3200 rpm

Grease Lubrication - B/C/O Seal

 N/A 1600 rpm

Engineering Bearing Attributes

Float

 N/A 0.050 in1.270 mm

Shaft Tolerance

 N/A 0.0015 in0.038 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0016

Eng Internal Radial Clearance - Max

 N/A 0.0026

Pre Install Clearance Min

 N/A 0.0016 in0.040 mm

Pre Install Clearance Max

 N/A 0.0026 in0.065 mm