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Unit of Measure

Key Dimensions

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22220

Shaft Size

 N/A 3 15/16 in

Shaft Size Type

 N/A Imperial

Full Timken Part Number

 N/A QAP20A315SBSS QAP20A315SCSS QAP20A315SEBSS QAP20A315SECSS QAP20A315SEMSS QAP20A315SENSS QAP20A315SEOSS QAP20A315SETSS QAP20A315SMSS QAP20A315SNSS QAP20A315SOSS QAP20A315STSS

Locking Style

 N/A Single Concentric

Housing Construction

 N/A Two-Bolt Pillow Block

UPC Code

 N/A 0883450706407 0883450706414 0883450706421 0883450706438 0883450706445 0883450706452 0883450706469 0883450706476 0883450706483 0883450706490 0883450706506 0883450706513

Other Dimensions

Dimension A

 N/A 4.13 in104.9 mm

Dimension B

 N/A 8.26 in209.8 mm

Dimension C

 N/A 6 in152.4 mm

Dimension D Min

 N/A 10.04 in255 mm

Dimension D Max

 N/A 12.6 in320 mm

Dimension F

 N/A 14.25 in362 mm

Dimension G

 N/A 3.73 in94.7 mm

Dimension H

 N/A 2 in50.8 mm

Dimension J (Bolt Size)

 N/A 1 in24 mm

Dimension KA

 N/A 1.63 in41.4 mm

Dimension L

 N/A 4.84 in122.9 mm

Dimension M

 N/A 2.97 in75.4 mm

Dimension RA

 N/A 0.24 in6.1 mm

Dimension SA

 N/A 4.6 in116.8 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