This is a sole source procurement for the evaluation and standard repair of two Cross Domain Solution units (P/N: HWW-1U-3L-3), with the Government intending to negotiate only with The Boeing Company. The performance location is linked to the specified source in Fairfax, VA. The notice states that all responsible sources may submit a capability statement for consideration, though the Government's decision to not compete the contract is discretionary. Contractors must be registered in the System for Award Management (SAM), and all solicitation changes will be posted on the SAM.gov website. Offers must be submitted via email to the specified address.