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Precision Shaft with Key Flat

Precision Shaft with Key Flat

Precision Shaft with Key Flat is a custom high-precision CNC machined transmission shaft featuring flat key seating structure. Processed by precision turning, grinding and milling, it reserves standard key flat positions for keyway connection. It ensures accurate torque transmission, anti-slip positioning and reliable assembly matching, widely used for precision power transmission and rotating positioning mechanisms.


Characteristics

• Accurate key flat milling ensures tight key connection and zero slippage during rotation

• High concentricity and straightness deliver smooth, low-vibration operation

• Uniform surface precision improves assembly accuracy and interchangeability

• Excellent torsion resistance and structural stability under continuous load

• Support heat treatment and anti-rust surface finishing for longer service life

• Fully customizable shaft diameter, length, key flat size and position


Application field

Automation equipment transmission modules, servo motor accessories, gear reducer assemblies, power tool internal shafts, medical precision machinery, industrial robotic rotating components and precision instrument drive systems.