This solicitation is issued under emergency acquisition flexibilities. The part being acquired must come from a government-approved manufacturing source specified on a source control or selected item drawing, and no technical data or government rights exist to permit alternate sourcing. Offerors that are not approved sources will be deemed technically unacceptable, and distributors must submit an authorized distributor letter at the time of proposal submittal to be considered responsive. Past performance must be at an acceptable level as documented in SPRS/FAPIIS. No budget, performance location, or submission timelines are specified.