The output shaft is a precision drive component designed with an external spline shaft configuration, manufactured from medium-carbon alloy steel. It features an external spline formed through cold forging, which ensures high durability, precise fit, and consistent performance. The shaft is produced using turning and milling processes to meet strict dimensional standards, with an outer diameter tolerance within 10 microns and an inner diameter tolerance within 8 microns. It undergoes induction heat treatment, reaching a hardness range of HRC50 to HRC55, which enhances wear resistance and structural integrity. The alloy steel used has a tensile strength ranging from 780 to 930 N/mm², providing robust mechanical strength suitable for high-demand applications. This external spline shaft is ideal for machinery requiring accurate torque transfer and reliable power transmission, making it suitable for industrial gearboxes, automotive drive systems, and heavy equipment. The product ships with the external spline shaft alone; mounting hardware or additional components are not included. Proper maintenance involves regular inspection for wear, cleaning with appropriate agents, and the application of protective coatings if exposed to corrosive environments. The high-quality alloy steel construction ensures long-term durability and consistent performance in demanding mechanical environments where an external spline shaft is essential for dependable operation."