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Locking devices allow the hub to be connected to the shaft without a key joint. Mounting is based on a friction joint on the mating surfaces of the pieces.
Advantages: - Quick installation and disassembly - Backlash-free joint
Features: - For medium torque loads - Non-self-centering - For shaft diameters 18–600 mm - Shaft tolerance K11–H11 - Hub tolerance n11–h11 Recommended surface roughness Rt = 16 µm
Markings: - Size given as dxD - d = shaft diameter - D = external diameter - H = height measurements