Metal screw connection straight US-FOOD, IP 68 suitable for metal protection hoses LIQUID-TiGHT-FOOD / AIRfex-GRS-FOOD Screw connection housing with hexagon wrench flat, fixed external thread metric according to EN 60423, hexagon pressure nut, pressure ring made of plastic, one-piece threaded inner sleeve and O-ring Material: Housing: stainless steel / pressure nut: stainless steel/Versaflex CL2250 / pressure ring: PA6, inner sleeve: brass, O-ring: NBR Temperature range: -40°C ... +125°C Approvals: ECOLAB Properties: food-safe / high dust and liquid protection / force-fit connection of hose/screw connection / perfect grounding / cover of the hose ends / vibration and tensile strength