GB1074A Bronze Worm Gear 4-11/16" ID the CUCSFB has a Hard

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

the SNATFB has an eccentric locking bearing insert

stem pinions

Includes 2 rubber grommets to reduce vibration & noise

Bearing insert with 2 set screws has longer inner race for added load support

GB1074A Bronze Worm Gear 4-11/16" ID the CUCSFB has a HardWhen used with Boston Gear worms, Boston Gears worm gears provide effective power transmission in applications requiring high ratio speed reduction in a limited space using right angle (90), non intersecting shafts. They are also the smoothest, quietest form of gearing when properly applied. Boston Gear offers worm gears manufactured from a variety of materials, such as acetal, minlon, bronze, and cast iron to suit your applications requirements.