Metal safety screw connection straight USDR-M, IP 54 suitable for metal protection hose AIRflex-KUW-EDU metric internal thread, including inner nozzle, brass pressure ring (EMC) and O-ring, housing with hexagon wrench flat, rotatable Material: nickel-plated brass Temperature range: -40°C ... +250°C Properties: high dust and liquid protection / force-locking connection of hose/screw connection / perfect grounding / vibration and tensile strength