Welcome to We are National Stock Numbers!

An Semiconductor Web Resource

We are National Stock Numbers is a purchasing platform for aviation and aerospace parts, along with electronic components, IT hardware, industrial equipment, and more. We help customers from the civil and defense sectors alike match their requirements for new and replacement parts. Priding ourselves in our quick responses to inquiries and quote requests, we are always ready to recommend competitive solutions for your fulfillment needs. Additionally, with a supply network that spans the globe, you can always depend on us to meet your requirements and deadlines with expedited shipping solutions for domestic and international customers.

Along with our international partners, we rapidly source new, used, obsolete, and hard-to-find items from vetted manufacturers who have earned their place on our Approved Vendor List (AVL). Moreover, we also uphold a strict No China Sourcing policy and ship each item alongside its manufacturer trace documentation and/or qualifying certifications, ensuring you always receive the proper part.

No matter the constraint, we offer you the easiest way of procuring NSN components for your assembly. Peruse our widespread catalog of available items or get in contact with a representative today to start the procurement process. With quality assurance at the forefront of our operations, we carry out a rigorous inspection program in our facilities. Coupled with our responsible sourcing practices, this allows us to continually operate with AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation.