The Husky 873504N New Polymer Diesel Exhaust Fluid (DEF) Nozzle is made for full-service and self-service stations. This unit is lighter than stainless steel nozzles and the stream shaper reduces turbulence for straighter fuel flow and less splash back spillage. Less expensive than comparable nozzles. Nozzle shuts off when the DEF tank is full. Comes standard with polymer diesel exhaust fluid (DEF) nozzle with three notch hold open clip 1" M (25.4 mm) BSPP threads. Husky Corporation produces high-quality nozzles, swivels, Safe-T-Breaks and accessories for service station fuel delivery systems. For more than 60-years, Husky has been on the cutting edge of developing and manufacturing products to ensure consumer and environmental safety at the gas pump. Huskys product line features equipment for vapor recovery, conventional fueling, truck and high volume, farm and commercial and convenience store applications.