The F-35 Lightning II Joint Program Office (JPO) intends to solicit and negotiate multiple contract actions with Lockheed Martin Corporation, Lockheed Martin Aeronautics, Fort Worth, TX for F-35 Lightning II lots 12, 13 and 14. The proposed contract actions will provide for one hundred (100) F-35A aircraft, twenty-six (26) F-35B aircraft, and six (6) F-35C aircraft in lot 12; one hundred and four (104) F-35A aircraft, twenty-six (26) F-35B aircraft, and twelve (12) F-35C aircraft in lot 13; and eighty-eight (88) F-35A aircraft, thirty (30) F-35B aircraft, and eighteen (18) F-35C aircraft in lot 14 (or such other quantities as may be authorized and appropriated by the U.S. Congress or authorized by non-U.S. DoD Participants or Foreign Military Sales (FMS) customers). Contract actions will provide for long lead time materials, parts, components, and effort; Ancillary Mission Equipment (AME); Production Non-Recurring (PNR) activities to support the F-35 production ramp rate including tooling, test equipment, production aids, production equipment, and support labor; technical, financial and administrative data; and proposal preparation. Contract actions will also provide for associated sustainment support including spares, support equipment, non-recurring autonomic logistics sustainment activities, training, Autonomic Logistics Information Systems (ALIS) hardware, depot activation, Performance Based Logistics (PBL) operations, and maintenance for all F-35A, F-35B, and F-35C aircraft; and all efforts associated with the procurement of hardware for and sustainment of Joint Reprogramming Enterprise (JRE). In addition, there will be ordering line items to allow for additional supplies and services, including but not limited to Diminishing Manufacturing Sources (DMS) procurements, retrofit efforts required to update accepted aircraft to newer configurations, Engineering Change Proposals (ECPs), and Government Furnished Equipment (GFE) maintenance. The proposed contract actions are for supplies or services for which the Government intends to solicit and negotiate with Lockheed Martin Corporation under authority of FAR 6.302-1. This notice of intent is not a request for competitive proposals. However, interested parties are requested to submit a capability statement for the purpose of determining whether to initiate a competitive procurement. All responses received by the Government within fifteen days after date of publication of this synopsis will be considered by the Government. A determination by the Government not to compete these proposed contract actions based upon responses to this notice is solely within the discretion of the Government. Questions regarding this notice should be addressed to Kevin Christian via e-mail at william.christian@jsf.mil. Small businesses who are interested in subcontracting opportunities for this effort should contact Emma Stevens at Emma.J.Stevens@lmco.com. The anticipated award date for the first contract action resulting from this synopsis is in the first quarter of calendar year 2017.