

The 1/2" Black Iron Plug (Part Number: 0818902371) is a high-quality component designed for exceptional performance in the R57-220 system. This plug, with a size of 1/2", can withstand a working pressure of 300 psi @ 150° or 150 psi @ 300°, conforming to ASTM:A197, ASME B16.3 & B1.20.1 standards. Its durable construction ensures long-term reliability, supporting the system without compromise. Installation can be done seamlessly, ensuring quick setup in minutes with common tools.