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• Direct Acting
Click here for spec sheet: UCFL Spec Sheet
Max P Value: 750 psi
Click here for spec sheets: BUCNPFCS Spec Sheet
NFR8 Steel Stem Pinion 208 • Direct ActingBoston 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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