This agency proposes to issue a solicitation for a long-term contract which will include 1 NSN (2840-00-673-4315) which will support the T-56 Engine, Hercules C-130 aircraft, AC-130H, J, MC-130, and the Ticoneroga Class.  The estimated annual quantity is 124.  It is anticipated that this NSN will be priced for the initial contract award.  The proposed action is intended to be awarded competitively as this item is not sole source.  This will be competitively awarded contract and best value selection methods will be used.  The Government may award multiple contracts (if appropriate, or will award a single contract for this action.  The proposed contract will be for a total 5 year period of performance.  Letters expressing interest can be provided to the Contract Specialist.  The proposed contract will be a Indefinite Quantity contract.  Certified cost or pricing data may be applicable.  In order to receive an award, regardless of dollar value, you must be registered in the System for Award Management (SAM).  Annual updates to your registration will be required.  Effective June 1, 1998, in order to receive an award, regardless of dollar value, you must be registered in the Central Contractor Registration (CCR).  Annual registration to your registration will be required.  For registration procedures and information, please call 1-888-227-2423 or visit the World Wide Web at http://ccr.edi.dsa.mil.  A copy of the solicitation will be available via the DLA DIBBS website at https://dibbs.bsm.dla.mil.  Request for Proposals (RFPs) are in a portable document format (PDF).  To download and review these documents, you will need the latest version of Adobe Acrobat Reader.  This software is available at http://www.adobe.com.