NAR10 Steel Stem Pinion 101 Teeth heavy-duty gear drives are built

heavy-duty gear drives are built to simplify maintenance and provide consistently reliable operation

Click here for spec sheets: SUCSTRS Spec Sheet

Porous flanged bronze bearing is press-fit in sturdy zinc die cast sphere with felt strip for lubrication

300 Series stainless steel housing

Note: Because the efficiency of a worm gear drive depends on the lead angle and number of starts on the worm

NAR10 Steel Stem Pinion 101 Teeth heavy-duty gear drives are builtBoston Gears stem pinions feature small numbers of teeth that are cut integral to the steel shaft. Using a special, enlarged pitch diameter minimizes the undercutting of the teeth. When run with standard stock spur gears, stem pinions increase the ratios normally found in spur gear drives. Please note: Stem pinions are not intended to be operated with each other, with internal gears, or with eleven tooth spur gears. They will, however, run