Model No. Ball screw unit Ball spline Detail specifi- cations CAD Dimensional drawing Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Length L1 Flange diameter D5 Length L2 2D (DXF) 3D mm mm mm mm mm mm mm mm NS 0812A 8 12 8.4 32 44 28.5 32 25 NS 1015A 10 15 10.5 36 48 34.5 42 33 NS 1616A 16 16 16.65 48 64 40 51 50 0 –0.2 NS 2020A 20 20 20.75 56 72 48 58 63 0 –0.2 NS 2525A 25 25 26 66 86 58 65 71 0 –0.3 NS 3232A 32 32 33.25 78 103 72 77 80 0 –0.3 NS 4040A 40 40 41.75 100 130 88 100 100 0 –0.3
Model No. Ball screw unit Ball spline Detail specifi- cations CAD Dimensional drawing Screw shaft outer diameter d Lead Ph Ball center-to- center diameter dp Outer diameter D g6 Flange diameter D1 Length L1 Flange diameter D5 Length L2 2D (DXF) 3D mm mm mm mm mm mm mm mm NS 1616 16 16 16.65 52 0 –0.007 68 43.5 51 50 0 –0.2 NS 2020 20 20 20.75 62 0 –0.007 78 54 58 63 0 –0.2 NS 2525 25 25 26 72 0 –0.007 92 65 65 71 0 –0.3 NS 3232 32 32 33.25 80 0 –0.007 105 80 77 80 0 –0.3 NS 4040 40 40 41.75 110 0 –0.008 140 98 100 100 0 –0.3 NS 5050 50 50 52.2 120 0 –0.008 156 126 124 125 0 –0.3