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Unit of Measure

Specifications

Series

 N/A Heavy-Duty

Shaft Size d

 N/A 2.1250 in

Bore Type

 N/A Cylindrical bore

Bearing Type

 N/A Ball Bearing

Material

 N/A Bearing Steel

Lubrication Type

 N/A Non-Relubricatable

O.D. Type

 N/A Spherical OD

Sub Series

 N/A SMN..KB

Collar No.

 N/A SN202K

Basic Outer Ring Size

 N/A 311

Dimensions

Outside Diameter D

 N/A 4.724 in120 mm

Inner Ring Width B

 N/A 2.188 in55.56 mm

Outside Ring Width C

 N/A 1.142 in29 mm

Radius r

 N/A 0.024 in0.6 mm

Center of Bearing from End S

 N/A 1.094 in27.78 mm

Number of Set Screws

 N/A 2

Angle between Set Screws

 N/A 90 º

Dimension d1

 N/A 3.25 in82.55 mm

Dimension B1

 N/A 2.875 in73.03 mm

Dimension B2

 N/A 0.875 in22.2 mm

Dimension F

 N/A 2.953 in75.01 mm

Dimension G

 N/A 1.094 in27.78 mm

Dimension L

 N/A 0.188 in4.8 mm

Basic Load Ratings

Static Load Rating

 N/A 9800 lbf43600 N

Dynamic Load Rating

 N/A 18000 lbf80000 N