Newly Re-designed P-Series Gearbox improves Backlash, Corrosion Resistance and Center Distance between Input and Outputs! 

Four Screw Collar

Ondrives.US’s four screw shaft collars are used for the precise positioning of components on shafts. Manufactured from 303 stainless steel or aluminum, they’re available in a range of standard inch bore sizes from 1/8” to 5/8”, and in standard metric bore sizes from 2.5mm to 16mm. The four screws are spaced 90° apart around the circumference of the collar. Order the 4 screw steel and aluminum shaft collars you need today. Contact Ondrives.US for more information.



CR1 Series – Inch & Metric Sizes

These shaft collars have a looser bore tolerance than our standard and ball bearing shaft collars; they are also narrower in width.

The Ondrives.US Advantage

  • 4-screw shaft collars manufactured from lightweight aluminum or 303 stainless steel
  • Available in inch bore sizes from 1/8” to 5/8”
  • Available in metric bore sizes from 2.5mm to 16mm
  • Standard shaft collars and ball bearing shaft collars are also available 
Ondrives.US quality surpasses the competition! Order the split-hub shafts your application requires, or contact us for more information.