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Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input
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Click here for spec sheet: SB Spec Sheet
Max PV Value: 75
14 1/2° PA gears are used extensively because of lower backlash and smoother
M3136-24 660 Cast Bronze Sleeve Bearing 120mm ID Boston Gear change gears areBear N Bronz is Boston Gears general purpose, cast, solid bronze bearing material. It is a high grade, leaded tin bronze, having good hardness, strength, wear resistance and exceptional anti friction qualities. It is particularly suited for moderate to heavy loads at normal to relatively high speeds. All parts are rigidly inspected to assure freedom from porosity and conformance to dimensional tolerances. In addition, our standard product offering,
