GH99A Cast Iron Change GearBoston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gear change gears are manufactured with a double key to accept the compound steel bushings that connect two gears together, allowing them to spin on an intermediate shaft. The change gears we stock range from 20 tooth through 128 tooth gears, in one tooth increments, depending upon the diametrical pitch, for a

Reducer Material/Paint: Cast Iron

self-centering design with mounting flange for use in through-bored components

Click here for spec sheet: UCTX Spec Sheet

IP69K Flyer

Max V Value: 300 fpm

the SNATFB has an eccentric locking bearing insert

View Catalog PageInstallation & Removal Instructions

Click here for spec sheets: CUCNPFCS Spec Sheet

Max P Value: 480 psi

While 20° PA is generally recognized as having a higher load-carrying capacity

Drop-in replacement for commonly used hex nut keyless bushings

Click here for spec sheets: SUCNPTRS Spec Sheet