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 Outer  diameter D7 g6 Flange  diameter D5 Length L2 2D  (DXF) 3D mm mm mm mm mm mm mm mm mm BNS 1616 16 16 16.65   52       0 –0.007 68 43.5   52       0 –0.007 68 50 BNS 2020 20 20 20.75   62       0 –0.007 78 54   56       0 –0.007 72 63 BNS 2525 25 25 26   72       0 –0.007 92 65   62       0 –0.007 78 71 BNS 3232 32 32 33.25   80       0 –0.007 105 80   80       0 –0.007 105 80 BNS 4040 40 40 41.75   110       0 –0.008 140 98   100       0 –0.008 130 100 BNS 5050 50 50 52.2   120       0 –0.008 156 126   120       0 –0.008 156 125  

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 Outer  diameter D7 g6 Flange  diameter D5 Length L2 2D  (DXF) 3D mm mm mm mm mm mm mm mm mm BNS 0812A 8 12 8.4 32 44 28.5 32 44 25 BNS 1015A 10 15 10.5 36 48 34.5 36 48 33 BNS 1616A 16 16 16.65 48 64 40 48 64 50 BNS 2020A 20 20 20.75 56 72 48 56 72 63 BNS 2525A 25 25 26 66 86 58 66 86 71 BNS 3232A 32 32 33.25 78 103 72 78 103 80 BNS 4040A 40 40 41.75 100 130 88 100 130 100