Husky Corp., Pacific, Mo. is offering a variety of diesel exhaust fluid (DEF) dispensing components including automatic shut-off stainless steel and polymer DEF nozzles plus a line of DEF Safe-T-Breaks, swivels, and adapters. Husky said the designs use 100 percent ISO recognized DEF compatible materials including stainless steel, polymers and O-ring material and all are either UL listed or made with UL recognized components.