The Department of Defense, specifically the Department of the Air Force, is soliciting proposals for the procurement of Paratroop Bubble Door (PBD) spares, with a focus on items such as the HC-130J PBD Kit and PBD Retract System. This Request for Proposal (RFP) aims to secure competitive pricing for a base year and an option year, ensuring that necessary spare parts are effectively sourced to support Air Force operations. Interested vendors should note that prices must remain valid for 30 days, and submissions are due by close of business on July 15, 2025; inquiries can be directed to Contract Specialist Morgan Bloodworth Tapia at morgan.tapia@us.af.mil. The government reserves the right to cancel the solicitation at any stage without incurring costs to the offerors.