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Understanding Interchangeable Parts is a document available to read on EtoBox.
Interchangeable parts are components designed to specifications that ensure they will fit within any device of the same type. This streamlines manufacturing by guaranteeing all pieces will fit together, and allows for easy replacement of parts. Eli Whitney demonstrated the concept around 1798 by building identical firearms and mixing/reassembling the parts in front of Congress. Specifying tolerances allows parts to be manufactured within an acceptable range rather than needing to be exact, reducing producti
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