The ABBATRON / HH SMITH Part 4015 is a high-quality nylon round spacer designed for precision and reliability in a variety of applications. With an outer diameter of 1/4 inch and an inner diameter suitable for #4 screws, this spacer is ideal for achieving proper spacing and alignment in electronic, mechanical, and construction projects. At a length of 7/16 inch, it provides the perfect solution for maintaining separation between components, reducing vibration, and ensuring structural integrity. Made from durable nylon, this spacer offers excellent resistance to wear and corrosion, making it a dependable choice for both indoor and outdoor use. Whether you're working on prototyping, repairs, or new installations, the ABBATRON / HH SMITH 4015 spacer is a versatile and essential component for achieving professional results.