G689 Brass Internal Spur GearBoston Gears internal gears are spur gears turned "inside out." In other words, the teeth are cut into the inside diameter while the outside diameter is kept smooth. This design allows for the driving pinion to rotate internal to the gear, which, in turn, allows for clean operation. Intended for light duty applications, these gears are available only in brass. When choosing a mating spur gear, always remember that the difference in the number of teeth

14 1/2° PA gears are used extensively because of lower backlash and smoother

Click here for spec sheet: UCX Spec Sheet

Click here for spec sheet: UC Spec Sheet

Self-lubricating bearings resist corrosions

the SNASHA has an eccentric locking bearing insert

and cast iron and are manufactured in a variety of styles

High axial load capacity

just has eccentric locking insert instead of set screw

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the CUCSFCS has a Hard Chrome bearing insert and a Stainless Steel housing

Bearing insert with 2 set screws has longer inner race for added load support

Click here for spec sheet: UCFC Spec Sheet