The 36 AT5 18-200ZA is a Optibelt drive belt that is 36 inches in length and 5/8 inch in width. It is made of a strong and durable engineered aramid cord with a neoprene rubber compound coating. This makes it highly resistant to heat, oil, and abrasion. It has excellent flexibility and shock absorption properties. The Optibelt drive belt is designed to be used in high torque applications with minimal stretching, including engines, compressors, pumps, and other motor-driven machinery. It has an effective tensile strength of 200N/mm2, a temperature range of -30°C to +100°C, and a working range of rolling speed of less than or equal to 15m/s.