XT CATALOG

Ball screw reference Number of starts Nominal diameter (mm) Lead (mm) Ball Diameter (mm) Root diameter (mm) Circuits Dynamic load capacity Static load capacity Rigidity of ball contact zone Rigidity of nut, with Fext: 20%Ca Nut length 1/2 d 0 P h D w d 2 i C a [N] C oa [N] R b/t [N/μm] R nut [N/μm] L n,std [mm] TSB-U 80-20-9-3 1 80 20 9,525 72,2 3 113400 296500 1820 1680 108 TSB-U 80-20-9-4 1 80 20 9,525 72,2 4 145100 403200 2430 2240 128 TSB-U 80-20-9-5 1 80 20 9,525 72,2 5 176300 510000 2990 2760 148 TSB-U 80-20-9-6 1 80 20 9,525 72,2 6 206800 616700 3550 3280 168 TSB-U 80-20-9-7 1 80 20 9,525 72,2 7 236700 723400 4100 3780 188 TSB-U 80-20-11-2 1 80 20 11,113 71,1 2 99400 217000 1260 1160 87 TSB-U 80-20-11-3 1 80 20 11,113 71,1 3 140200 347300 1910 1760 107 TSB-U 80-20-11-4 1 80 20 11,113 71,1 4 179400 472100 2540 2340 127 TSB-U 80-20-11-5 1 80 20 11,113 71,1 5 217900 596900 3140 2890 147 TSB-U 80-20-11-6 1 80 20 11,113 71,1 6 256900 727100 3740 3450 167 TSB-U 80-20-11-7 1 80 20 11,113 71,1 7 293700 851900 4310 3980 187 TSB-U 80-20-11-8 1 80 20 11,113 71,1 8 331100 982100 4860 4490 207 TSB-S 80-20-12-2 1 80 20 12,7 71,2 2 103900 202300 940 840 120 TSB-S 80-20-12-3 1 80 20 12,7 71,2 3 140300 303500 1360 1230 140 TSB-S 80-20-12-4 1 80 20 12,7 71,2 4 177200 404700 1790 1610 165 TSB-S 80-20-12-5 1 80 20 12,7 71,2 5 213600 505900 2210 1990 186 TSB-S 80-20-12-6 1 80 20 12,7 71,2 6 249200 607000 2620 2370 207 TSB-S 80-20-12-7 1 80 20 12,7 71,2 7 284200 708200 3040 2740 227 TSB-S 80-20-12-8 1 80 20 12,7 71,2 8 318500 809400 3450 3120 247 TSB-U 80-25-9-2 1 80 25 9,525 72,2 2 81500 189400 1210 1140 97 TSB-U 80-25-9-3 1 80 25 9,525 72,2 3 113100 296000 1820 1700 122 TSB-U 80-25-9-4 1 80 25 9,525 72,2 4 144800 402500 2420 2260 147 TSB-U 80-25-9-5 1 80 25 9,525 72,2 5 175900 509100 2980 2790 172 TSB-U 80-25-9-6 1 80 25 9,525 72,2 6 207200 619600 3560 3340 197 TSB-U 80-25-9-7 1 80 25 9,525 72,2 7 237000 726200 4100 3850 222 TSB-U 80-25-11-2 1 80 25 11,113 71,1 2 99200 216700 1250 1170 96 TSB-U 80-25-11-3 1 80 25 11,113 71,1 3 139900 346700 1910 1780 121 TSB-U 80-25-11-4 1 80 25 11,113 71,1 4 179100 471300 2530 2370 146 TSB-U 80-25-11-5 1 80 25 11,113 71,1 5 218800 601300 3150 2950 171 TSB-U 80-25-11-6 1 80 25 11,113 71,1 6 256300 725900 3720 3490 196 TSB-U 80-25-11-7 1 80 25 11,113 71,1 7 294300 855900 4320 4050 221 TSB-U 80-25-11-8 1 80 25 11,113 71,1 8 330400 980500 4840 4540 246 TSB-U 80-30-9-2 1 80 30 9,525 72,2 2 81300 189000 1210 1140 106 TSB-U 80-30-9-3 1 80 30 9,525 72,2 3 112800 295400 1810 1710 136 TSB-U 80-30-9-4 1 80 30 9,525 72,2 4 144400 401700 2410 2280 166 TSB-U 80-30-9-5 1 80 30 9,525 72,2 5 176400 512000 2990 2830 196 TSB-U 80-30-9-6 1 80 30 9,525 72,2 6 206700 618300 3550 3360 226 - Ca and Coa: Modified static and dynamic load capacities, calculated according to DIN 69051/4 standard and ISO3408/5. See Technical description catalogue (pg. 39-43). - Rb/t: Rigidity of the balls contact zone for an external force 10% of Ca. See page 46. For a different preload force, multiply by - Rnu: Total rigidity of the complete nut. It must be multiplied by the factor f ar which depends on the manufacturing tolerance. See Technical description catalogue (pg. 48). F pr /0,1 C a 3 TMBS, Single nut 68