This is a request for proposal for an indefinite quantity contract to supply B-52 Stratofortress aircraft access doors over a 60-month (5-year) ordering period with no option to extend. The total delivery schedule for orders is 365 days, and the estimated total quantity for the five-year base period is 10 units. This is a 100% Small Business Set-Aside procurement. The performance location is FOB Destination. No specific budget amount is listed in the description.