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Helix Linear Technologies' BSA-14-E Single Stack Ball Screw Stepper Motor Actuators integrate a NEMA 14 single stack bipolar stepper motor with a precision 8 mm diameter ball screw for accurate, repeatable linear motion in an ultra-compact, low-profile form factor. Available in flanged and threaded ball nut styles, 5 mm and 8 mm lead options, encoder-ready or 1000 CPR encoder, and optional 8N end machining for robotics, medical devices, semiconductor, and space-constrained automation applications. U.S.-made.