two or more parts that are joined together to form a unit that is only a portion of the complete product
(n) A logical grouping of parts that are only part of the total assembly Often, a subassembly is a working mechanism in and of itself, but it works in concert with other parts to form the complete assembly
A collection of components that can be put together as a single assembly to be inserted into a larger assembly or final product Often the subassembly is tested for its ability to meet some set of explicit specifications before inclusion in the larger product
{i} assembled unit designed to be combined with other units to form a finished product