RÖHM DURO-T 250, KK 8, ISO 702-3, stud bolt and collar nut, base and top jaws 437557

Key bar chuck DURO-T, size 250, KK 8, ISO 702-3 (DIN 55027), with stud bolt and collar nut, with base jaws and reversible top jaws - optimized for turning applications that require extremely high clamping forces, maximum concentricity and reliable long-term repeatability. In conjunction with a base plate, stationary use on milling machines, dividing heads and machining centres.-Key bar chucks with a quick-change jaw system.The accuracy of the jaws is retained as long as they are used on the same chuck and the base and top jaws are kept screwed together for recurring work.-Highest Clamping force thanks to the wedge bar systemConcentricity and axial runout tolerance twice as precise as required in DIN accuracy class 1Very high repeatability of jaw changesBalanced and jaws in the chuck ground for concentricity-With jaw locking deviceChuck body completely surface-hardenedVisual marking for quick jaw adjustmentOuter shape including splash water edgeGreasing options for the heavily used sliding surfacesIncl. Safety keyHigh corrosion protection

Areas of application:
Optimized for turning applications that require extremely high clamping forces, maximum concentricity and reliable long-term repeatability.In connection with a base plate, stationary use on milling machines, dividing heads and machining centers.

Customer benefits:
Highest clamping force thanks to wedge bar systemConcentricity and axial runout tolerance twice as accurate as required in DIN accuracy class 1Very high jaw change repeat accuracyBalanced and jaws in the chuck ground for concentricity

Technical features :
With jaw lockChuck body completely surface-hardenedVisual marking for jaw quick adjustmentOuter shape incl. Safety keyHigh protection against corrosion