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Product Design : Component Parts

Why Search for Parts & Materials?

Searching component parts and materials during design can help you to:

  • Find local manufacturers who might be willing to donate parts.
  • Link to sizing guidelines for properly dimensioning fitted parts.
  • Obtain free CAD drawings to save you time in creating your drawing set.
  • Locate product literature and manuals that may include standards and conformity testing.

Helpful Websites

Use these websites to search for parts. Also in this guide, see the videos on and McMaster-Carr for more information.

EngNet Engineering Network Engineering 360 IEEE GlobalSpec  Grainger

Use websites such as to find component part options, part sizing specifications, and free parts drawings. 


Android and iOS apps available. Or go to the McMaster-Carr website to search over 555,000 products.