509938-8 is a toothed belt designed for mechanical power transmission and drive applications. As a TE Connectivity product, it is engineered to meet industrial standards and compliance requirements including EU RoHS Directive 2011/65/EU, EU ELV Directive 2000/53/EC, and EU REACH Regulation (EC) No. 1907/2006. The product is manufactured to provide reliable performance in various mechanical systems where positive engagement and synchronous power transfer are required. Toothed belts are commonly used in machinery, automation equipment, and industrial drive systems where precise timing and efficient power transmission are essential.