The 3/8 FS 3M SW CAP by Capitol Manufacturing is a durable fitting designed to seal the end of a pipe. This cap features a 3/8-inch diameter with female threads, ensuring a secure fit with standard NPT connections. Constructed from high-quality materials, it is resistant to corrosion and built to withstand various pressures. This fitting meets industry standards, making it suitable for both residential and commercial plumbing applications. Ideal for preventing leaks and maintaining system integrity, this cap is a reliable choice for any plumbing project.