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Bronze Single Thread Worm

  • Hardened Bronze
  • Fits BH-USA Drive Shaft
  • Used on Standard or Deluxe Gear Plates


1 in stock (can be backordered)

About this Item

  • Hardened Bronze
  • Fits BH-USA Drive Shaft
  • Used on Standard or Deluxe Gear Plates

Bronze Single Thread Worm

The Bronze Single Thread Worm works with any Boat Hoist USA flat-plate hoist with a 96 tooth worm gear (bull gear). Made from hardened bronze. Measures 1.985″ wide by 1.750″ long with a .754″ bore opening. Match a hardened bronze worm with a cast iron worm gear or a steel worm to a bronze worm gear. Never use bronze worm gear on bronze worm. The single thread worm hits on all BH-USA drive pipe shafts.


Worm Material Hardened Bronze 660 or 932
THD Single THD
Worm Diameter 1.750
Worm Length 1.985
Worm Bore 0.754
Product Weight 1 lb.

Disclaimer: To enable existing hoist owners to repair or replace machined items, BH-USA makes available machine parts used exclusively in the Boat Hoist USA brand flat-plate hoist.BH-USA brand machined parts should NEVER be used with any other brand flat-plate hoist or machined parts. BH-USA does not warranty any individual machine part or any other re-built/repaired flat-plate hoists. Lift-Tex Inc. does not assume ANY liability for damages to person or property when machined parts are used in the re-build of a flat plate hoist, regardless of brand. The purchase of, and use of any machine part sold by BH-USA is at the sole risk of the user and is non-returnable and carries no warranty. BH-USA does not guarantee any individual machined part will fix an existing problem or work as designed. It is the recommendation of BH-USA to purchase a new flat-plate hoist that has been built and tested onsite at BH-USA rather than to attempt to repair an existing hoist.


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