YL Flange Coupling Parameters And Dimensions Type Nominal Torque TnN m Allowable Speed [n] r/min Shaft Hole Diameter d Shaft Hole Length L D D, b S b, Blot Inertia Moment kg m Weightkg Y J. d. n YL1 63 6300 22 30 3882 120 48 36 8 52 M10 4 0. 006 4. 10 YL2 200 5800 30 42 60 112 130 68 0. 008 6. 97 YL3 400 5000 40 50 84112 150 80 40 56 0. 021 9. 38 YL4 800 4400 50 63 84 142 170 100 M12 8 0. 039 23. 27 YL5 2000 3600 63 80 107 172 210 130 50 10 68 0. 122 30. 72 YL6 5000 2800 80 100 132 212 260 160 66 84 M16 0. 360 57. 95 YL7 10000 2500 100 125 167 212 300 200 72 90 10 0. 845 86. 10