NASA/Lewis Research Center, 21000 Brookpark Road, Cleveland, OH 44135

A -- HALL THRUSTER DEVELOPMENT SOL RFO3-114549 DUE 021699 POC Glen M. Williams, Contracting Officer, Phone (216) 433-2885, Fax (216) 433-2480, Email Glen.M.Williams@lerc.nasa.gov WEB: Click here for the latest information about this notice, http://nais.nasa.gov/EPS/LeRC/date.html#RFO3-114549. E-MAIL: Glen M. Williams, Glen.M.Williams@lerc.nasa.gov. THIS NOTICE CONSTITUTES AMENDMENT NO. 2 TO THE COMBINED Synopsis/RFO FOR HALL THRUSTER DEVELOPMENT SUPPLEMENTED WITH ADDITIONAL INFORMATION CONTAINED IN THIS NOTICE. Companies shall acknowledge all amendment(s) in their offer. This notice serves as the official amendment to the subject solicitation and a written amendment will not be issued. The purpose of this amendment is to extend the date of receipt of offers. The due date for receipt of offers is extended to February 16, 1999. Offers shall provide the information stated in the synopsis/RFO posted on the NASA Acquisition Internet Service (NAIS) on December 28, 1998. Documents related to this solicitation will be available over the Internet. These documents are in Microsoft Office Suite (Word 6.0, Excel 5.0, or PowerPoint 4.0) format and reside on a World Wide Web (WWW) server, which may be accessed using a WWW browser application. The WWW address or URL of the NASA/LeRC Business Opportunities home page is http://procurement.nasa.gov/EPS/LeRC/class.html. Posted 01/22/99 (D-SN290508). (0022)

Loren Data Corp. http://www.ld.com (SYN# 0004 19990126\A-0004.SOL)