The 1-1/2" 316 Stainless Steel Hexagonal Socket Plug – SP114 is a high-performance MSS Class 150 fitting designed for demanding industrial environments. Made from durable 316 stainless steel, it resists corrosion, pitting, and chemical attack, making it ideal for marine, chemical, and offshore applications. Featuring ASME B1.20.1 NPT threads and a hexagonal socket, it ensures easy installation, secure sealing, and reliable isolation of unused female ports or instrumentation during service. Precision-engineered for high-pressure and high-temperature systems, the SP114 plug delivers long-lasting performance and compliance with professional industrial standards. Order now for fast shipping and professional-grade results.