Feature 1APPLICABLE MOTOR: This plum shaft coupling has standard size, which is widely used in servo motors, spindles and stepper motors, etc. 2ADVANTAGES: This coupler has the advantages of high torsion, high rigidity, vibration resistance, flexible response, and good durability. 3ALUMINUM ALLOY: The shaft coupling is made of aluminum alloy, which is corrosion resistant, oxidation resistant, and has a long service life. 4COMPACT SIZE: Star type shaft coupling, compact structure, easy installation, can directly replace old or damaged motor shaft couplings. 5MULTIPLE USAGES: Used for shaft transmission of various mechanical devices, such as water pumps, fans, compressors, aviation, ships, etc.Item Type: Shaft CouplingMaterial: Aluminum AlloyOuter Diameter: Approx. 45mm / 1.8inLength: Approx. 65mm / 2.6inInner Hole Diameter: Approx. 24mm / 0.9inRated Torsion: 10NmSpeed: 6000rpmShape: Star CouplingUse: Special for servo motor screw rodApplication: Widely used for shaft transmission of various mechanical devices, such as water pumps (especially high power and chemical pumps), fans, compressors, hydraulic machinery, petroleum machinery, printing machinery, textile machinery, chemical machinery, mining machinery, metallurgical machinery, aviation (helicopter), high speed power transmission systems for ships, steam turbines, piston type power mechanical transmission systems, tracked vehicles, and high speed generator sets High power mechanical transmission system .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Shaft Coupling