Vortex XS154-5-R Worm Gear Reducer - 5:1 Ratio, Belt-Drive Input Hi Power II V Belt com/products/d-and-d-16-b56-5-v-belt"

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so the Megadyne SPZ2240 interchanges with Gates

What is 3/BX83 used for

This chain mates with #80 (1") ANSI standard sprockets

Vortex XS154-5-R Worm Gear Reducer - 5:1 Ratio, Belt-Drive Input Hi Power II V Belt com/products/d-and-d-16-b56-5-v-belt"The Vortex XS154 5 R is a worm gear speed reducer with a 5: 1 nominal ratio (exact ratio 5. 0: 1) and 1. 54 inch center distance, configured for belt or chain drive on the input side. The 0. 625 inch input shaft and 0. 75 inch output shaft both have keyways for sheaves and couplings. Output is oriented for right hand output. Specifications Specification Value Part Number Vortex XS154 5 R Series Vortex XS Series Nominal Ratio 5: 1 Exact Ratio 5. 0: 1