There are thousands of designs and ideas about aircraft which have been developed through aviation history. Despite this some main components became permanent in every aircraft design. As fix-wing aircraft are the most common aircraft they will be the most studied.
Although airplane are designed for a variety of purposes, most of them have the same major components. The overall characteristics are largely determined by the original design objectives.
Most airplane structures include a fuselage, wings, an empennage, landing gear, and a power plant. There are many other parts as well which are made out of brass for Eg Bushing, Valves, Gear, Nipple, and Screw Etc.