34Y104S-LW8 NEMA 34 high-torque stepper, 637 oz-in bipolar, 1.4 A, 8 leads, 0.5 in shaft.
COMPONENT
23Y102S-LW8 NEMA 23 high-torque stepper, 175 oz-in bipolar, 0.7 A, 8 leads, 2.2 in long.