Worm wheel gear

Most suitable choice of gearing when high drive reduction is required. Worm Wheels resemble spur gears with the addition of a throat cut into the O.D. of wheel. The throat permits the worm wheel to fully envelope the threads of the worm. Threads, not the teeth are cut on the worm, and by adjusting the amount of threads, different ratios may be accomplished without altering mounting plans. A distinctive feature of Worm and Wheel Worm wheel gear assemblies is certainly their ability to prohibit back driving

Pitch: 16 to 64 DP and 1.5 to .5 MOD
Material: Brass for Worm Gear and Stainless Steel for Worm
Single, Double or Quad Start