This is a procurement for an indefinite quantity contract to supply aircraft fuel probe assemblies, specifically Robertson Fuel Systems part number HM043-021-11. The contract has a base performance period of 3 years with no option periods. The estimated annual quantity is 40 units, with delivery required 300 days after the date of each order. Inspection and acceptance will occur at the destination. The solicitation will be issued on or about April 3, 2026.