Martin SDS 1 5/16 QD Bushing. High Resistance to Wear & Corrosion Quick disconnect

See Pictures-New Old Stock-Box might be rough from shelf ware-May have some rust

 Quick-disconnect (QD) taper bushing designed to mount components like sheaves or sprockets onto a 1-5/16
-inch diameter shaft. It is commonly made from cast iron or ductile iron, offering high resistance to wear and corrosion

Torque Rating     :     5000 in-lb
Flange Thickness     :     7/16 in
Keyway Size     :     3/8 x 3/16 in
Bore Diameter     :     1-5/8 in
Overall Length     :     1-5/16 in
Material     :     Steel
Type     :     Standard
Bolt Circle Diameter     :     2-11/16 in
Hub Diameter     :     3-1/2 in
Number of Bolt Holes     :     3
Screw Size     :     1/4-20 x 1-3/8 in
Barrel Diameter     :     2.187 in
Flange Diameter     :     3-3/16 in
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