Metal safety screw connection straight US-M, IP 67 suitable for metal protection hoses SPR-PA / SPR-PU-AS / SPR-PU-F / SPR-PVC-AS / FLEXAgraff-PU-AS / FLEXAgraff-PU-F metric external thread, including inner sleeve, sealing ring and O-ring, housing with hexagon wrench surface Material: nickel-plated brass Temperature range: -40°C ... +125°C Properties: high dust and liquid protection / force-locking connection of hose and screw connection / perfect grounding / covering of hose ends / vibration and tensile strength