Number of Thread/Thread Direction 1/Right BCD 4.1 Lead 1 Ball Dia. 0.8 Effective Turns(Circuit×Row) 2.5 × 1 Lead Angle 4.44 Dynamic Rate Load Ca(kgf) 49 Static Rate Load Co(kgf) 70 Axial Play 0 0.005or less Preloading Torque(kgf-cm) 0.01~0.1 0.03or 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 300mme300 FSM0401-C3-1R-0085 44 55 85 3 0 0.012 0.008 FSM0401-C3-1R-0105 64 75 105 3 0 0.012 0.008 FSM0401-C3-1R-0135 94 105 135 3 0 0.012 0.008