The ST336754FC is a refurbished Seagate Cheetah 15K.4 hard drive. It has a storage capacity of 36.7GB and operates at a speed of 15000 RPM. The hard drive utilizes the Fibre Channel 2Gb/s interface and features an 8MB cache. It has a 3.5-inch form factor, making it suitable for various server and storage applications. The Cheetah 15K.4 series is known for its high performance and reliability.