Solicitation number, SPE4A6-13-R-1428, National Stock Number, 4920-01-130-9688, Adapter, Verticle, Sh to be utilized on a Helicopter, Chinook, CH-47. Unit of issue is each. NSN is non-commercial and not a Critical Safety Item.  This solicitation is being solicited as a small business Hubzone set-aside. Only offers from Hubzone manufacturers or Hubzone dealers furnishing a Hubzone Manufactured Product will be considered. Surge and Sustainment are not applicable to this NSN. Measurement and Test Equipment (M/TE) applies, Higher Level Quality applies, Export Control & Configuration Control applies. The solicitation will result in Indefinite Quantity Contract (IQC) for one year plus for (4) option years. The Estimated Annual Demand (EAD) quantity for the base year and for each option year is 10 each.  The Guaranteed Minimum quantity for the base year is 6 each and minimum delivery order for base year and all option years is 6. The Maximum delivery order quantity for the base year and each option year is 10 each.  The Maximum Contract Quantity is 65 each. First Article Testing Applies (Contractor) Test Samples unit of 1, FAT Delivery: 200, Test Report: 30, Government Review Days: 60, Production Units after FAT approval: 200. FOB is Destination with Inspection: Origin and Acceptance at Destination for all stock locations within the Continental United States (CONUS).. PPIRS System applies.  The final contract award decision may be based upon Price, Past Performance, and other Evaluation factors as described in the solicitation Anticipated issue date on August 8, 2013 and closed date is September 9, 2013. This solicitation includes provision 52.215-9033, Reverse Auction. Since a Reverse Auction may be conducted, offers are encourage to access the Procurex System and review the Reverse Auction help tutorials at: DLA.PROCUREXINC.COM. A copy will be available via DLA Internet Bid Board System at https://www.dibbs.bsm.dla.mil.   RFP/IFB(s) are in portable document format (PDF). To download, you will need the latest version of Adobe Acrobat Reader. This software is available free at http://www.adobe.com/ . A paper copy will not be available to requestors.