This is a sources sought notice from the U.S. Air Force to identify potential suppliers for parts for Transformer Upgrade Supplies, based at Fairchild AFB, WA. The notice is for planning purposes only and is not a formal solicitation or commitment to contract. Interested businesses must be registered in SAM and capable of providing parts meeting the attached draft specifications. The requirement falls under NAICS code 332510 (Hardware Manufacturing) with a size standard of 750 employees. Responses to this notice are informational and will not be considered for award.