This is a sole source requirement for the repair of the following: Nomenclature:VALVE,BUTTERFLY NSN: 7R 4810 007961672 Part Number: 321502-4-1 FMS Case: KU-P-GHR Critical Safety Item (CSI) Qty: 1 NAVUP WSS Philadelphia intends to award this requirement on a sole source basis under an already established BOA. The Government physically does not have in its possession sufficient, accurate, or legible data to contract with other than the current source. One or more of the items under this acquisition is subject to Free Trade Agreements. (FAR 52.225-3). One or more of the items under this acquisition are subject to the World Trade Organization Government Procurement Agreement and Free Trade Agreements. (FAR 52.225-5) These items require Government Source Approval prior to the award. The time required for approval of a new source is normally such that an award cannot be delayed pending approval of a new source. If you are not an approved source, you must submit, together with your proposal, the information detailed in the NAVSUP WSS Source Approval Brochure, which can be obtained on the internet athttps://www.navsup.navy.mil/Business-Opportunities/Home/ Offers received which fail to provide all data required by the source approval brochure will not be considered for award under this solicitation. For information or questions regarding this notice, please contact Casey Brown at the email address: [email protected]