The Defense Logistics Agency is issuing a Sources Sought notice to determine if other companies can supply 353 NSNs that are proposed to be added as a sole source modification to the existing TF33 Pacer Phoenix contract with Pratt & Whitney. The contract has eight potential years remaining and includes not only parts supply but also planning, forecasting, reliability improvements, engineering maintenance, and design control. The government intends to solicit and negotiate with only one source under FAR 6.302, but interested parties may identify their interest and capability. Responses will be considered, and any