GR-HM830-15-H-210-26 Cast Iron Single-Reduction Worm Reducer D71D Boston Gear’s internal gears are

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

and abrasion

This means that the brass insert is a permanent part of the strain relief

All assemblies (except 3/4" units) are equipped with a spring guard to prevent kinking at the fitting

Reduces moisture buildup

GR-HM830-15-H-210-26 Cast Iron Single-Reduction Worm Reducer D71D Boston Gear’s internal gears areFeatures One piece cast iron housings with single output cover design, CNC machined for precise component fit and alignment. Factory filled with premium Mobil Glygoyle 460 polyalkalene glycol lubricant. Large oil capacity provides positive splash lubrication and superior cooling capability. Viton double lip seals provide extended life through increased resistance to high temperature, abrasion and chemicals. The unique quill seal guard protects the