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 QAMC20A400SB QAMC20A400SC QAMC20A400SEB QAMC20A400SEC QAMC20A400SEM QAMC20A400SEN QAMC20A400SEO QAMC20A400SET QAMC20A400SM QAMC20A400SN QAMC20A400SO QAMC20A400ST

Locking Style

 N/A Single Concentric

Housing Construction

 N/A Cartridge

UPC Code

 N/A 0883450044103 0883450044110 0883450044134 0883450044141 0883450044158 0883450044165 0883450044172 0883450044189 0883450194648 0883450194808 0883450271813 0883450271974

Dimensions

Dimension A

 N/A 0.78 in19.8 mm

Dimension B

 N/A 1.28 in32.5 mm

Dimension C

 N/A 6 in152.4 mm

Dimension D

 N/A 0.31 in7.9 mm

Dimension F

 N/A 8.1250 in206.4 mm

Dimension G

 N/A 4.14 in105.2 mm

Dimension KA

 N/A 1.63 in41.4 mm

Dimension L Exp

 N/A 5.13 in130.3 mm

Dimension L Fix

 N/A 5.05 in128.3 mm

Dimension M

 N/A 2.97 in75.4 mm

Dimension RA

 N/A 0.45 in11.4 mm

Dimension SA

 N/A 4.59 in116.6 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 2.85

Y2 - Geometry Factor

 N/A 4.24

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