This International Standard specifies a method for determining and designating the capacity and unloading rate of combine harvester grain tanks and unloading systems.
ISO 5687:1999 history
2018ISO 5687:2018 Equipment for harvesting - Combine harvesters - Determination and designation of grain tank capacity and unloading device performance
1999ISO 5687:1999 Equipment for harvesting - Combine harvesters - Determination and designation of grain tank capacity and unloading device performance
1981ISO 5687:1981 Equipment for harvesting; Combine harvester; Determination and designation of grain tank capacity and unloading device performance