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Unit of Measure

Specifications

Series

 N/A Heavy-Duty

Shaft Size d

 N/A 1 3/4 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 SN112K

Basic Outer Ring Size

 N/A 309

Dimensions

Outside Diameter D

 N/A 3.937 in100 mm

Inner Ring Width B

 N/A 1.688 in42.86 mm

Outside Ring Width C

 N/A 0.984 in25 mm

Radius r

 N/A 0.024 in0.6 mm

Center of Bearing from End S

 N/A 0.781 in19.84 mm

Number of Set Screws

 N/A 2

Angle between Set Screws

 N/A 90 º

Dimension d1

 N/A 2.75 in69.9 mm

Dimension B1

 N/A 1.563 in58.74 mm

Dimension B2

 N/A 0.813 in20.64 mm

Dimension F

 N/A 2.443 in62.05 mm

Dimension G

 N/A 0.906 in23.02 mm

Dimension L

 N/A 0.188 in4.8 mm

Basic Load Ratings

Static Load Rating

 N/A 7100 lbf31600 N

Dynamic Load Rating

 N/A 13200 lbf58500 N