Built for safe and sanitary aircraft servicing, this heavy-duty 1-inch coupling provides a secure, leak-proof connection between the potable water cart hose and the aircraft fill panel. Machined from high-grade, corrosion-resistant stainless steel or anodized aluminum, it meets strict international sanitation standards to prevent water contamination. Its quick-connect design allows ground crews to lock and unlock it effortlessly with a simple twist, speeding up ground turnaround times.