The 4 X 1 1/2 3M Socket Weld Red Coupling by Capitol Manufacturing is engineered for efficient pipe connections in industrial applications. This coupling features a durable construction that ensures longevity and resistance to wear. Designed for socket welding, it provides a secure and leak-proof connection, making it ideal for high-pressure systems. The dimensions of 4" and 1 1/2" allow for versatile use in various piping configurations. This product meets industry standards for quality and performance, ensuring compliance with relevant regulations.