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Tolerates -5° to 220° F
Click here for spec sheets: BUCNPFCS Spec Sheet
14 1/2° PA gears are used extensively because of lower backlash and smoother
Click here for spec sheet: UCFL Spec Sheet
NFR8 Steel Stem Pinion 208 Tolerates -5° to 220° FBoston 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
