The Nitto Kohki TSP CUPLA full-flow quick coupling plug with external BSPT thread is a highly reliable solution engineered for demanding industrial applications. Manufactured from robust carbon steel, it ensures exceptional strength and long-lasting performance even under intensive operating conditions. Its versatile design makes it suitable for a wide range of media, including water, hydraulic oils, steam, chemicals, air, and gases, while its optimized flow path is particularly effective when working with high-viscosity fluids such as lubricants. With working pressures of up to 75 bar for smaller sizes (1/8″, 1/4″, 3/8″), 45 bar for medium sizes (1/2″, 3/4″, 1″), 30 bar for larger diameters (1.1/4″, 1.1/2″), and 20 bar for 2″, this coupling plug offers dependable performance across multiple system requirements. Designed to operate in temperatures ranging from -20°C to +80°C with NBR sealing, it guarantees secure and leak-free connections in both low and high-temperature environments. The TSP CUPLA series stands out as a professional-grade choice for industries seeking efficiency, safety, and durability in fluid transfer systems, delivering consistent reliability and reduced downtime in even the most challenging conditions.