IQC1000128018/RA21238007, solicitation number SPE4A7-21-R-XA60.  This is an LTC for an Indefinite Delivery Contract (IDC) with a base year and four one-year option periods for NSN 5855-01-523-1177, P/N 273735-1, Mount, Viewer, EAD quantity is 200 each.    Critical Application item applies.   Certified Cost & Pricing Data is not required.  Subcontracting Plan is required.  NSN 5855-01-523-1177, one approved source is listed in the PID, ELBIT Systems, CAGE 13567, P/N 273735-1.  Specification plans, or drawings relating to the procurement described are not available and cannot be furnished by the Government.  FOB: Destination, Stock Location:  New Cumberland, PA & Tracy, CA, Inspection/Acceptance: Destination, This procurement is Unrestricted, Other than Full or Open Competition (10 U.S.C.2304 (c) (1) (FAR 6.302-1),  Past Performance Information Retrieval System (PPIRS):  The final contract award decision may be based upon a combination of price, past performance, and other evaluation factors as described in the solicitation, A copy of the solicitation will be available via the DLA DIBBS at 17 September 2021.  https://www.dibbs.bsm.dla.mil/ On the issue dated cited in the RFP.  From the DIBBS homepage, Select “Search RFPs” from the top category bar, then choose the RFP you wish to download.  RFPs are in portable document format (PDF).  To download and view these documents you will need the latest version of Adobe Acrobat Reader.  This software is available free at http://www.adobe.com.  A paper copy of this Solicitation will not be available to requestors.  The solicitation will be available on 17 September 2021.