j'ai trouvé ça
23 = size in inch
L = Laminated Stack Stepping Motor ( same for P and K )
M = 1.8 ( Y = 0.9, U = 3.75 and Q = 5 )
C = Phase Hybrid( Same as M,Q,K,H,Z )
3 = Motor Length = 49.5 mm
5 = ?
5 = ?
P1-P9 = Custom with pulley ( 01-99 = Custom , G1-G9 = Custom with gear )
V = With connector ( W = Without connector , None = Without connector )
Bipolar
Rated Current = 1.5 A/Wdg
Winding Resistance = 2.2 Ohm
Holding Torque = 6.2 Kg-cm
Inductance = 5.5 mH
Rotor Interia = 0.110 Kg-cm2
Detent Torque = 550 g-cm
Weight = 450 gr