Ship or plane part is a term used to describe the components of a vehicle that are necessary for its operation. The crossword solutions for this term are NOSE (4 letters), HOLD (4 letters), and RUDDER (6 letters). The NOSE of a ship or plane is the front end, which helps to guide the vehicle in the desired direction. The HOLD is the cargo area of the vehicle, where items can be stored. The RUDDER is a flat piece of metal or wood that is attached to the back of the vehicle and is used to steer it.