www.jbj.co.uk/couplings.html #DriveLineHarmony ® SIT-LOCK 13 Internal Locking Device - Self-centring 39 M Screw tightening torque Nm s M Transmissible torque Nm t F Transmissible axial force kN ax P Pressure on shaft N/mm² w P Pressure on hub N/mm² n For further information and larger diameters or dimensions different to those in the table, please contact the jbj Techniques Limited technical office, telephone: +44 (0)1737 767493 or email: info@jbj.co.uk Application 1 M,F ,P ,P t ax w n values as indicated in the table d x D D H H X Type Thread 1 1 Ms [Nm] Mt [Nm] Fax [kN] Pw [N/mm²] Pn [N/mm²] 14 x 25 32 23 31 3 KM4 M20x1 95 66 9,2 87 50 15 x 25 32 23 31 3 KM4 M20x1 95 72 9,2 82 50 18 x 30 38 24 33 3 KM5 M25x1,5 160 103 11,4 82 50 19 x 30 38 24 33 3 KM5 M25x1,5 160 108 11,4 77 50 20 x 30 38 24 33 3 KM5 M25x1,5 160 115 11,4 73 50 24 x 35 45 29 38 4 KM6 M30x1,5 220 183 15,2 67 45 25 x 35 45 29 38 4 KM6 M30x1,5 220 190 15,2 62 45 28 x 40 52 34 44 4 KM7 M35x1,5 340 257 18,3 57 40 30 x 40 52 34 44 4 KM7 M35x1,5 340 275 18,3 53 40 32 x 45 58 34 45 4 KM8 M40x1.5 480 360 22,5 62 45 35 x 45 58 34 45 4 KM8 M40x1,5 480 393 22,5 57 45 40 x 50 65 35 46 5 KM9 M45x1,5 680 534 26,7 57 45 45 x 55 70 35 47 5 KM10 M50x1,5 870 700 31 62 50 48 x 60 75 35 47 5 KM11 M55x2 970 863 36 62 50 50 x 60 75 35 47 5 KM11 M55x2 970 898 36 60 50 55 x 65 80 36 48 5 KM12 M60x2 1.100 1.055 38,5 62 \55 60 x 70 85 36 50 5 KM13 M65x2 1.300 1.398 46,6 67 60 ® SIT-LOCK 13 internal locking device - self-centring Dimensions [mm] Values with tolerances for shaft h8/hub H8 Ring Nut Tightening Torque Application 1 M,F ,P ,P t ax w n 55% greater than the values indicated in the table
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