NSN: 1680-00-316-4221; PR 57527007; PR quantity 71 pieces ; Screwshaft Assembly.  Three approved sources are: Thomas Instrument, CAGE 5H860; Linear Motion, LLC, CAGE 0A335, Northrop Grumman, CAGE 26512.  Origin inspection/acceptance required.  FOB Destination.  DLA Aviation Richmond does not currently have an approved technical data package available for this NSN.  Government FAT sample delivery is 180 days or better; Production delivery is 179 days or better; Contractor Production Lot Test (PLT) is 60 days.  This NSN is not commercial; Configuration Control and Export Control applies.  End item is Engine, E-2 and C-2 Aircraft.  Solicited unrestricted and Other than Full and Open competition.  The final contract award decision may be based upon a combination of price, past performance, and other evaluation factors as described in the solicitation.  Solicitation issue date is April 13, 2015.  A copy of the solicitation will be available via the DIBBS Website https://www.dibbs.bsm.dla.mil/RFP on the issue date cited in the RFP.  From the DIBBS Homepage, select "Requests for Proposal ( RFP ) / Invitation For Bid (IFB)" from the menu under the tab "Solicitations."  Then search for and 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.  This solicitation includes provision 52.215-9023, Reverse Auction.