The Phoenix Contact 1494983 UCS SB M2,5X5 is a high-quality spacer bolt designed for securely fixing printed circuit boards (PCBs) to heatsinks. With a wrench size of AF5 and a length of 5 mm, this steel spacer bolt features a galvanized surface for enhanced durability and corrosion resistance. Ideal for use in electronic housing assemblies, it ensures reliable PCB mounting in various industrial automation applications.