This plum shaft coupler is made of high strength aluminum alloy, offering excellent bearing capacity and long service life. It is widely used in shaft transmission across various mechanical equipment, including pumps, fans, compressors, hydraulic machinery, petroleum machinery, printing machinery, textile machinery, chemical machinery, mining machinery, metallurgical machinery, aviation (helicopter), ship high-speed power transmission systems, steam turbines, and piston power mechanical transmission. Features: - Made of high strength aluminum alloy, providing excellent bearing capacity and extended service life. - Requires no lubrication, ensuring convenient and quiet operation. - Offers stable and reliable performance with good vibration damping, buffering, and electrical insulation properties. - Features a simple structure, small radial dimension, and lightweight design, suitable for medium and high-speed equipment. - Widely used in shaft transmission applications in mechanical systems such as pumps, fans, compressors, hydraulic, petroleum, printing, textile, chemical, mining, and metallurgical machinery, as well as aviation, marine propulsion systems, steam turbines, and piston-driven machinery. Specifications: - Material: Aluminum alloy - Type: Plum Coupling Shaft - Nominal torque: 20 N·m - Maximum speed: 10000 r/min - Allowable torque: 10 N·m - Bore diameter (optional): 8-8 mm, 7-11 mm, 10-10 mm, 10-12 mm, 11-11 mm, 11-12 mm, 12-12 mm - Size: Approx. 3 x 2.4 cm / 1.2 x 0.9 in - Weight: 27–29 g Package Included: 1 x Plum Shaft Coupler Note: - Due to lighting and screen differences, the actual color may vary slightly from images. - Please allow 1–3 cm variation due to manual measurement. - Thank you for your understanding.