The 4 PLUG-4FP 316SS by Fittings Unlimited Inc is a reliable stainless steel plug designed for secure connections in various applications. Constructed from high-grade 316 stainless steel, it offers exceptional corrosion resistance and durability. With a 4mm size, this plug is perfect for small piping systems, ensuring a tight seal to prevent leaks. It meets industry standards for safety and reliability, making it suitable for use in chemical, food, and marine applications. This plug is an essential component for maintaining efficient operations.