56 Types ZA, ZAG Angle 60°, 75° without draw-off thread Runout Type ZA max. 0.007 mm Type ZAG max. 0.003 mm with test report Application For turning and grinding tubes and workpieces with large bores Mechanical engineering Main spindles for machine tools, hollow shafts, paper rolls, rings and gears Car industry/Motor construction Truck axial tubes, pistons, cylinder liners, crankshafts, wheel hubs Aircraft industry/Shipbuilding Engine main shafts and transmission components, turbines, drive shafts 50 40 100 200 300 5000 400 500 1000 2000 3000 4000 10000 300 40 50 100 200 500 400 1000 2000 4000 3000 5000 10000 1000 40 50 100 200 300 400 500 3000 2000 5000 4000 10000 Axialbelastung daN Drehzahl 1/min Drehzahl 1/min 10000 5000 4000 3000 2000 1000 500 400 300 200 100 50 40 200 20 25 100 50 150 250 500 1000 2000 1500 2500 5000 Radialbelastung daN Werkstückgewicht daN 3 2 1 RO AO 4 2 1 3 5 6 4 7 5 50 40 100 200 300 5000 400 500 1000 2000 3000 4000 10000 300 40 50 100 200 500 400 1000 2000 4000 3000 5000 10000 1000 40 50 100 200 300 400 500 3000 2000 5000 4000 10000 Axialbelastung daN Drehzahl 1/min Drehzahl 1/min 10000 5000 4000 3000 2000 1000 500 400 300 200 100 50 40 200 20 25 100 50 150 250 500 1000 2000 1500 2500 5000 Radialbelastung daN Werkstückgewicht daN 3 2 1 RO AO 4 2 1 3 5 6 4 7 5 Radial and axial loads for a bearing life of 2000 operating hours (see calculation example page 11) Radial – Types ZA, ZAG without draw-off-thread Axial – Types ZA, ZAG without draw-off-thread d LB LC D D LB LC High Performance Bullnose Live Centres ZA Series r.p.m. r.p.m. workpiece weight daN radial load daN axial load daN
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