Easily secure components with this Flat Head Socket Cap Screw. Designed for precision assembly, this screw features a 4-40 thread size and ASME B18.3 specification, ensuring a perfect fit. Constructed from durable steel, it offers reliable performance in a variety of applications. With a length of .1875 inches, it's ideal for fastening tasks that require a low-profile finish. Rest assured, this screw is RoHS compliant, meeting environmental standards for safe and sustainable use. Upgrade your fastening arsenal with this essential hardware solution.