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 22220

Shaft Size

 N/A 4 in

Shaft Size Type

 N/A Imperial

Full Timken Part Number

 N/A QAAFY20A400SB QAAFY20A400SC QAAFY20A400SEB QAAFY20A400SEC QAAFY20A400SEM QAAFY20A400SEN QAAFY20A400SEO QAAFY20A400SET QAAFY20A400SM QAAFY20A400SN QAAFY20A400SO QAAFY20A400ST

Locking Style

 N/A Double Concentric

Housing Construction

 N/A Round Flange

UPC Code

 N/A 0883450023207 0883450023214 0883450023238 0883450023245 0883450023252 0883450023269 0883450023276 0883450023283 0883450192552 0883450192736 0883450269759 0883450269933

Dimensions

Dimension BC

 N/A 10.75 in273.1 mm

Dimension C

 N/A 6 in152.4 mm

Dimension D

 N/A 8.38 in212.9 mm

Dimension E

 N/A 7.6 in193 mm

Dimension F

 N/A 12.63 in320.8 mm

Dimension H

 N/A 1.13 in28.7 mm

Dimension J (Bolt Size)

 N/A 1 in24 mm

Dimension L Exp

 N/A 4.95 in125.7 mm

Dimension L Fix

 N/A 4.87 in123.7 mm

Dimension M

 N/A 2.97 in75.4 mm

Dimension N

 N/A 3.81 in96.8 mm

Dimension RAA

 N/A 1.05 in26.7 mm

Dimension SAA

 N/A 5.92 in150.4 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 113000 lbf502000 N

C - Dynamic Load (Basic)

 N/A 97700 lbf435000 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 1200 rpm

Oil Lubrication - T Seal

 N/A 2000 rpm

Oil Lubrication - B/C/O Seal

 N/A 900 rpm

Grease Lubrication - M/N Seal

 N/A 1200 rpm

Grease Lubrication - T Seal

 N/A 1600 rpm

Grease Lubrication - B/C/O Seal

 N/A 900 rpm

Engineering Bearing Attributes

Float

 N/A 0.083 in2.108 mm

Shaft Tolerance

 N/A 0.0030 in0.076 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0030

Eng Internal Radial Clearance - Max

 N/A 0.0047

Pre Install Clearance Min

 N/A 0.0030 in0.075 mm

Pre Install Clearance Max

 N/A 0.0047 in0.120 mm