Number of Thread/Thread Direction 1/Right BCD 12.3 Lead 2 Ball Dia. 1.588 Effective Turns(Circuit×Row) 2.5 × 1 Lead Angle 2.96 Dynamic Rate Load Ca(kgf) 240 Static Rate Load Co(kgf) 450 Axial Play 0 0.005 or less Preloading Torque(kgf-cm) 0.04~0.4 0.1or less Model No.shaft Screw Spindle (Shaft) Length Accuracy Grade Lead Accuracy 2D-CAD(DWG) L1 L2 L3 Specified Travel(T) Accumulated referemce lead deviation E Lead Deriation in random 300mm e300 FSM1202-C3-1R-0180 110 125 180 3 0 0.012 0.008 FSM1202-C3-1R-0230 160 175 230 3 0 0.012 0.008 FSM1202-C3-1R-0280 210 225 280 3 0 0.012 0.008 FSM1202-C3-1R-0330 260 275 330 3 0 0.012 0.008 FSM1202-C3-1R-0380 310 325 380 3 0 0.012 0.008