GH61A 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

• Full Torque Stop

Boston Miter Gears are designed for the transmission of motion and power between two intersecting shafts positioned at a right angle

Click here for spec sheet: NANF Spec Sheet

the SNAST has an eccentric locking bearing insert

the ratio should be kept low

Click here for spec sheet: UCHA Spec Sheet

Entire unit is UHMW-PE

Splines in crease disc life because the many con tact points between hub and discs reduce the concentration of stresses encountered with non-splined hubs having only a few contact points

Effective on both hard and soft shafts

full-depth system gears

the SNATPA has an eccentric locking bearing insert

Click here for spec sheets: SNASFL Spec Sheet