The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Philadelphia, PA, is preparing to solicit bids for the procurement of the SELCAL 5 Channel, classified under miscellaneous aircraft accessories and components (PSC code 1680). This presolicitation aims to acquire essential components that are critical for aircraft communication systems, ensuring operational readiness and safety. Interested vendors should note that inquiries can be directed to Keli Barish at (215) 737-3861 or via email at KELI.BARISH@DLA.MIL for further details. The timeline for this opportunity and additional specifics will be provided in the forthcoming solicitation documents.