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Unit of Measure

Specifications

Series

 N/A Heavy-Duty

Shaft Size d

 N/A 4 3/16 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 Cylindrical OD

Sub Series

 N/A SMN..W

Collar No.

 N/A SN403K

Basic Outer Ring Size

 N/A 321

Dimensions

Outside Diameter D

 N/A 8.858 in225 mm

Inner Ring Width B

 N/A 4.1250 in104.78 mm

Outside Ring Width C

 N/A 1.929 in49 mm

Radius r

 N/A 0.024 in0.6 mm

Center of Bearing from End S

 N/A 1.906 in48.42 mm

Number of Set Screws

 N/A 2

Angle between Set Screws

 N/A 90 º

Dimension d1

 N/A 6.188 in157.16 mm

Dimension B1

 N/A 5.5000 in139.700 mm

Dimension B2

 N/A 1.688 in42.86 mm

Dimension F

 N/A 5.56 in141.22 mm

Dimension G

 N/A 2.219 in56.36 mm

Dimension L

 N/A 0.313 in7.94 mm

Basic Load Ratings

Static Load Rating

 N/A 45500 lbf202700 N

Dynamic Load Rating

 N/A 56000 lbf250000 N