This RFQ is for the purchase of 24 EA DIGITAL MODULE (NIIN 015614750) in support of the E-2D Advanced Hawkeye. This is a Critical Application Item (CAI). Drawings are not available for this Request for Quotation. Offerors are advised that offers received from sources which are not government-approved sources of supply will be deemed technically unacceptable, and therefore ineligible for award. Any distributors of approved source(s) MUST submit a copy of their authorized distributor letter, on the source?s letterhead, to the buyer point of contact indicated on the solicitation via email, at time of proposal submittal. See attached solicitation.