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Boston Air Motors can be stalled or overloaded for long periods of time without damage
self-centering design without mounting flange for use in through-bored components
H1640R Steel Helical Gear 1.437" ID Just ask your CSR whichBoston Gears stock helical gears are manufactured in both right and left handed configurations with an industry standard 45 helix angle to transmit motion and power between non intersecting shafts that are parallel or at 90 to each other. For parallel shaft operation, helical gears with opposite hand helix angles are required. For shafts at 90, a same hand helix angles must be used. For parallel shaft applications, the overlapping tooth contact of our
