Hard Drive Seagate Medalist 545XE ST3660A 545MB 3800U/Min Ata Ide 3.5'' | eBay
CPU Galaxy on X: "IDE RAID 1 on a 486? Yes, its possible. With this rare Tekram DC-680T controller, a pair of Seagate ST3660A 520MB HDDs, and a 486 at 100MHz. Next
MODULE/ASSEMBLY 1-PIN NA-3 SURFACE MOUNT SEAGATE ST3660A 3660 | eBay