Mayr Transmissions has extended its Roba -DS torsionally rigid coupling
range up to 22,000Nm, maintaining the novel cone seating arrangement between flexible disc and hub flange, and ensuring backlash free torque transmission. The maintenance free coupling maintains zero backlash up to the permissible nominal and alternating coupling torque capacity. It is available as either a single flexible disc or double flexible disc with various spacer sleeve lengths. Hubs are available with bores and keyways or with a keyway-less cone bushing arrangement up to 180mm bore.