AS9120B, ISO 9001:2015, and FAA AC 0056B ACCREDITED

Submit a Quote
and we do the Rest

Guaranteed quotes back within 15 minutes, 24/7 x 365

Foremost Aerospace Parts Manufacturers List

Top aviation and aerospace distribution company, Purchasing Union, is an industry-leading distributor of obsolete, rare, old, new, and hard-to-find civil and aviation parts. Owned and operated by ASAP Semiconductor, our team is a trusted  AS9120, ISO 9001:2015 and FAA AC-0056B accredited group. At the moment, our ready-to-ship inventory includes over two billion obsolete parts sourced from over five thousand global manufacturers, including top aviation parts manufacturers like Walsin, Hypertron, Galvantec, Cit Relay, Sfernice. This, combined with our many advanced shipping facilities in the North American continent, makes us one of the most preferred Aircraft on Ground (AOG) providers in the United States. Submit an Instant RFQ (Request For Quote) today and see how quickly our team can get you what you need! Thanks to various supply chain locations around the United States. If you are in an urgent need to meet your requirements, trust in the expert folks at Purchasing Union. Our team offers the same day shipping as well as next day shipping on qualifying items.

Showing Page 1 of 32

Why Choose Us?

Low Price

Low Price Warrantied inventory at competitive prices

Find it fast

Find it fast Search the world's largest inventory of electronic components by manufacturer, category or part number

Quality Guaranteed

Quality guaranteed We sell only warrantied and traceable parts

Get it fast

Get it fast All inventory ready to ship from our sellers

Semiconductor's Certifications and Memberships
The only independent
distributor with a
  • All parts are stocked in the USA.
  • All parts are shipped from the USA.
  • All shipments must comply with U.S.A export laws.
  • No exceptions.
fallen heroes fund logo

“We Proudly Support Intrepid Fallen Heroes Fund that serves United States Military Personal experiencing the Invisible Wounds of War : Traumatic Brain Injury (TBI) and Post Traumatic Stress (PTS). Please visit website ( and help in their valiant effort”.

Thank You for Visiting Purchasing Union.

Don’t forget That If You’d Ever Like a Quote for Parts Within 15 Minutes or Less, You Can Fill out the Instant RFQ form On this Website’S Homepage.

Request for Quote

We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.