Metal safety screw connection straight US2-M, IP 40 / IP 54 suitable for metal protection hoses SPR-CU-AS / SPR-EDU-AS / AIRflex-KUW-EDU (IP 54) metric internal thread including inner sleeve, brass pressure ring (EMC), housing with hexagon wrench surface Material: nickel-plated brass Temperature range: -40°C ... +250°C Properties: high dust and liquid protection / force-fit connection of hose and screw connection / perfect grounding / covering of hose ends / vibration and tensile strength