The 1-1/2" 316 Stainless Steel Hexagonal Plug is engineered for superior durability and corrosion resistance, ideal for industrial, marine, and high-moisture applications. Constructed from premium 316 stainless steel, this hex head plug features ASME B1.20.1 NPT threads for standard piping compatibility and a pressure rating of 150 PSIG, ensuring a secure, leak-proof seal. Designed to block unused female NPT ports, protect instrumentation during service, and support micro-line applications, it meets MSS Class 150 standards and ASME B31 code requirements. Order now for fast shipping and professional-grade results.