The Department of Defense, through the NAVSUP Weapon Systems Support office, is seeking to procure repair services for a radio transmitter, specifically the item with National Stock Number (NSN) 5821 016124624 and Part Number 822-2640-001, on a sole source basis from Rockwell Collins Inc. This procurement is classified under the NAICS code 336413, which pertains to Other Aircraft Parts and Auxiliary Equipment Manufacturing, and is critical for maintaining operational capabilities within the Navy's communication systems. Interested parties are invited to submit capability statements or proposals within five days of the publication of this presolicitation notice, with the solicitation expected to be issued on April 2, 2025, and closing on May 2, 2025. For further inquiries, interested organizations may contact Caitlin V. Donahue at 215-697-2198 or via email at caitlin.v.donahue.civ@us.navy.mil.