Applied Motion STM23C-3CE - Manual (Page 42)

MOTOR DATA
MASS STM23x-2xx = 1 lb, 14 oz (850 g)
STM23x-3xx = 42 oz (1191 g)
ROTOR INERTIA STM23x-2xx = 3.68x10-3 oz-in-sec2 (260 g-cm2)
STM23x-3xx = 6.5x10-3 oz-in-sec2 (460 g-cm2)
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STM23 Hardware Manual
920-0021F
2/14/2012