16--VALVE ASSEMBLY,ENVI, IN REPAIR/MODIFICATION OF

NSN 7R-1660-016686584-P8, TDP VER 001, QTY 3 EA, DELIVERY FOB ORIGIN. This part is a commercial/nondevelopmental/off-the-shelf item. Commercial item descriptions, commercial vendor catalog or price lists or commercial manuals assigned a technical manual number apply. The subject item requires Government source approval prior to contract award, as the item is flight critical and/or the technical data available has not been determined adequate to support acquisition via full and open competition. Only the source(s) previously approved by the Government for this item have been solicited. 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 one of the NAVSUP Weapon Systems Support (NAVSUP WSS) Source Approval Information Brochures listed below. Spares: https://www.navsup.navy.mil/NAVSUP-Enterprise/NAVSUP-Weapon-Systems-Sup port/Business-Opps/ Repair: https://www.navsup.navy.mil/NAVSUP-Enterprise/NAVSUP -Weapon-Systems-Support/Business-Opps/ technical data required to be submitted based on your company's experience in production of the same or similar item, or if this is an item you have never made. If your request for source approval is currently being evaluated at NAVSUP WSS submit with your offer a copy of the cover letter which forwarded your request for source approval.