HRF721-15-B5-H-P12 Right Angle Hollow Shaft Worm Gear Speed ReducerOur standard 700 Series the heart of Boston Gear's speed reducer product line has been serving many industries reliably for over 40 years. Its proven modular design has set the industry standard for performance and is the most imitated product in today's worm gear speed reducer market. But why settle for a knock off when you can have the original from Boston Gear. Specifications Reducer Material Paint: Cast Iron, Standard Paint Reduction Type: Single

Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input

KWY/Setscrew/Other: No KWY or Setscrew

And remember that spur gears and rack are available via our Guaranteed Same Day Shipment Program

Click here for spec sheets: BUCNPFB Spec Sheet

Click here for spec sheet: SAPL Spec Sheet

Boston Gear’s internal gears are spur gears turned "inside out

Click here for spec sheets: BUCNPF Spec Sheet

15 service factor

Click here for spec sheets: SUCNPFB Spec Sheet

the CUCSFCS has a Hard Chrome bearing insert and a Stainless Steel housing

Class F insulation

Acetal Copolymer collars will not rust or corrode