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Manufacturer functional interchange
Toledo Gear-published interchange row · Match installed ratio · Center distance 1.75 in center distance
Toledo Gear publishes TQ18H at 1.75 in center distance for c-face or shaft input / hollow bore output and lists the competitor models in the same TG-90 interchange row. Toledo describes TG-90 reducers as designed to be functionally interchangeable while requiring current rating and dimensional verification.
The manufacturer describes the target family as functionally interchangeable with the listed competitor model or configuration.
Toledo Gear identifies TQ18H as the target in this published source row · Match installed ratio · 1.75 in center distance.
The source still requires ratings, dimensions, ratio, fit, and application conditions to be checked before ordering.
Accessories, bushings, motor mounts, backstops, shafts, screw-conveyor components, and application duty still need to be checked individually.