The PULLEY(40) 5/8-11 X 6 H3 P by Field Tool Supply is engineered for optimal performance in industrial settings. With a 5/8-11 thread size and a compact 6-inch length, this pulley is perfect for applications requiring precision and strength. Made from durable materials, it ensures longevity and reliability under heavy loads. The H3 P classification signifies its specialized design, making it compatible with various pulley systems. This pulley is an excellent choice for those looking to enhance their mechanical setups with a dependable component that adheres to industry standards.