NASA/Langley Research Center, Mail Stop 144, Industry Assistance Office, Hampton, VA 23681-0001

66 -- UNINTERRUPTIBLE POWER SUPPLY SYSTEMS MAINTENANCE SOL 1-128-GM.4246 DUE 121898 POC Cynthia W. Dea, Purchasing Agent, Phone (757)-864-2440, Fax (757) 864-8863, Email C.W.DEA@larc.nasa.gov WEB: Click here for the latest information about this notice, http://nais.nasa.gov/EPS/LaRC/date.html#1-128-GM.4246. E-MAIL: Cynthia W. Dea, C.W.DEA@larc.nasa.gov. THIS NOTICE CONSTITUTES AMENDMENT NO. 2 TO THE COMBINED SYNOPSIS/RFQ FOR UNINTERRUPTIBLE POWER SUPPLY SYSTEMS MAINTENANCE/SOLICITATION 1-128-GM.4246. Companies shall acknowledge all amendment(s) in their quote. This notice serves as the official amendment to subject synopsis/RFQ and a written amendment will not be issued. The purpose of this amendment is to change the due date for receipt of offers to December 17, 1998. Companies shall provide the information stated in the synopsis/RFQ posted on the NASA Acquisition Internet Service (NAIS) on December 7, 1998. Documents related to this procurement are available over the Internet and are in Microsoft Office Suite (Word 6.0, Excel 5.0, or PowerPoint 4.0) format and reside on the World Wide Web (WWW) server which may be accessed using a WWW browser application. The WWW address or URL of the NASA/LaRC Business Opportunities home page is http://procurement.nasa.gov/EPS/LaRC/class.html Posted 12/10/98 (D-SN279135). (0344)

Loren Data Corp. http://www.ld.com (SYN# 0302 19981214\66-0006.SOL)