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PROUDLY SUPPORTING THE USA AND ITS ALLIES

We source hard-to-find industrial parts across PLCs, drives, sensors, and more — delivering fast quotes, competitive pricing, and expert support to keep your operations running.

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Single Source Supplier for Aviation, NSN, & Industrial Spares


Welcome to Single Source Spares, a premier aviation and NSN parts distributor belonging to the ASAP Semiconductor family of websites. Here, you can browse an expansive inventory containing over 2 billion new, used, obsolete, and hard-to-find items that cater to a diverse set of industry applications and verticals. Take the time to explore our various catalogs as you see fit, or utilize our search engine and filter functionality to rapidly narrow down results if you already have an idea of what you are in search of. Please note that all items on our website are ready for purchase at any time, and you may request quotes on listings with ease through the submission of a completed RFQ form as provided on our website.

At Single Source Spares, we are fully dedicated to the quality of our offerings and our services, exploring every avenue possible to guarantee items of the highest caliber with every order. We enact a strict NO CHINA SOURCING pledge, meaning that all parts come from a reputable manufacturer. Additionally, we ship out alongside their qualifying certifications and manufacturing trace documentation, as applicable. With our steadfast dedication to various quality control measures and our compliance with rigorous industry and government regulations, we proudly operate with AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation. If you have any questions or concerns regarding our offerings and would like to speak with a representative, give us a call or email at any time, and we would be more than happy to assist you however we can!

Trusted by Businesses Worldwide

Americas Fastest Growing Private Company
ASA Member
NBAA Member
ISO 9001:2015 & AS9120B
Cage Code 6RE77
ITAR
eCustoms Visual Compliance
D-U-N-S Number 069876325
FAA 0056 B Accredited
ESD S20.20
AS 6081:2012
NIST 800-171 Compliance
Top Distributors 2018
Top Distributors 2020
Top Distributors 2025
Americas Fastest Growing Private Company
ASA Member
NBAA Member
ISO 9001:2015 & AS9120B
Cage Code 6RE77
ITAR
eCustoms Visual Compliance
D-U-N-S Number 069876325
FAA 0056 B Accredited
ESD S20.20
AS 6081:2012
NIST 800-171 Compliance
Top Distributors 2018
Top Distributors 2020
Top Distributors 2025

Why Choose Us?

Low Price

Warrantied inventory at competitive prices

Find it Fast

Search the world’s largest inventory of civil aviation components

Quality Gurranted

All inventory ready to ship from our sellers

Get it Fast

We sell only warrantied and traceable parts

ASAP Semiconductor’s Certifications and Memberships

Americas Fastest Growing Private Company
ASA Member
NBAA Member
ISO 9001:2015 & AS9120B
Cage Code 6RE77
ITAR
eCustoms Visual Compliance
D-U-N-S Number 069876325
FAA 0056 B AccreditedESD S20.20AS 6081:2012
NIST 800-171 Compliance
Top Distributors 2018Top Distributors 2020Top Distributors 2025

Fast turnaround on every RFQ you send us

GET A QUOTE IN 15 MINUTES


USA Flag

All Orders are Fulfilled in the U.S.A.

All shipments must comply with U.S.A export laws.

No exceptions.


Intrepid Fallen Heroes Fund

"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 (www.fallenheroesfund.org) and help in their valiant effort".