Standard_Parts_Catalogue

Page 1686 | 3.6 Moving, Transferring, Connecting with Shafts and Joints 2 Bore code B Without keyway K With keyway (from d 1 = 20) d 1 d 4 d 5 l 1 l 2 Recommended shaft insertion depth l 3 Tightening torque of the screw in Nm ≈  8 M 2  3,1  9,6  2,5 1,3 0,3 12 M 3  5,2 14,2  3,9 2 0,7 15 M 3  8,2 16  4,4 2,2 0,7 20 M 4 12,2 21,4  5,8 2,9 1,7 30 M 4 16,2 32,5 10 5 1,7 38 M 5 20,3 40 12,1 6,1 4 1 3 d 1 d 2  - d 3 H8 Recommended shaft tolerance h7  8  2-2  2-3  3-3 - - - 12  4-4  4-5  5-5 - - - 15  4-4  4-5  4-6  5-5  5-6  6-6 20  6-6  6-8  6-10  8-8  8-10 10-10 30  8-8  8-10  8-12 10-10 10-12 12-12 38 12-12 12-15 12-20 15-15 15-20 20-20 d 1 Rated torque in Nm* Max. torque in Nm* Max. speed (min ⁻ ¹) Moment of inertia in kgm² Static torsional stiffness in Nm/rad Max. shaft misalignment Lateral in mm Angular in °  8  0,5  1 78.000 7,4 x 10⁻⁹   12 0,7 3 12  1  2 52.000 5,3 x 10⁻⁸   60 1 3 15  1,6  3,2 42.000 1,4 x 10⁻⁷   80 1 3 20  3,2  6,4 31.000 5,7 x 10⁻⁷  120 1,2 3 30 15 30 21.000 5,4 x 10⁻⁶  530 2 3 38 28 56 16.000 1,6 x 10⁻⁵ 1500 2,5 3 *Load fluctuations are not taken into account GN 2243 Oldham Couplings with Grub Screw