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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
They are FDA cleared and USDA accepted as non-toxic materials
Because Boston Air Motors go to work with air-cushioned smoothness they cut stress on your equipment
When choosing a mating spur gear
Click here for spec sheets: BUCNPFB Spec Sheet
NAR8 Steel Stem Pinion 20 Degree Pressure Angle They are FDA cleared andBoston 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
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