The 16Cap Nut from Fittings Unlimited Inc is a reliable solution for sealing pipes and fittings. With a 16-thread size, this cap nut provides a secure closure, preventing leaks in plumbing and industrial systems. Made from durable materials, it resists corrosion and wear, ensuring long-lasting performance. This product meets industry standards, making it a dependable choice for professionals. Its compatibility with various fittings enhances its versatility, making it an essential component for any project.