This is a competitive solicitation for the procurement of commercial spare parts for the P8 aircraft. The government intends to make a single award based on a technical acceptability and best-value evaluation of price, delivery, and past performance. Quotes must be emailed to the specified address and received by 4:30 PM EST on the closing date. The contract includes specific requirements for government approval of any engineering changes that affect the managed components. Early and incremental deliveries are acceptable.