› un3363-dangerousUN3363 Dangerous Goods in Machinery - ICC Compliance Center ... Aug 22, 2020 · Provisions exist in national regulations for shipping specific types of machinery or equipment that contain DG without resorting to UN3363. Often these special cases or exceptions do not limit the quantities of DG as severely- e.g., TDGR special cases for operation of a vehicle, emergency equipment, refrigerating machines, fire extinguishers ...