HUBX1-3/8 - X Series Weld On Hub 1-3/8" Bore

Nitro 1-3/8" Finished Bore Weld On Hub

1-3/8" finished bore hubs are bored-to-size and include a keyway & 2 setscrews. All X series hubs are manufactured from 1020CD carbon steel and finished with black oxide for corrosion resistance. Our 1-3/8" weld on hubs is compatible any of our X series weld on sprockets.

HUBX1-3/8 Weld On Hub Dimensions:

• Bore (D1): 1-3/8"
• Outside Diameter (de): 2-1/2"
• Step Diameter (dm): 2"
• Overall Width (A): 1-7/16"
• Step Width (A1): 7/16"
• Keyway: 5/16" X 5/32"
• Number of Setscrews: 2
• Material: 1020 Cold Drawn
• Finish: Black Oxide

Welding

It's recommended to use Low Hydrogen Electrodes for welding sprockets and hubs together.