Department of the Interior, U.S. Geological Survey, Office of Procurement and Contracts, Mail Stop 205A, Room 6A331, 12201 Sunrise Valley Drive, Reston, VA 22092

70 -- PURCHASE OF SCSI-2 FAST WIDE DIFFERENTIAL DISKS AND SCSI-2 FAST SINGLE-ENDED DISKS SOL 8173 DUE 073195 POC Ms. Cindy Sather (703) 648-7361 (contact) Ms. Kathy Craig (703) 648-7357 (CO) The U.S. Geological Survey, EROS Data Center (EDC), Sioux Falls, SD has a requirement for Brand Name or Equal Seagate disk augmentation/replacements. This requirement consists of several models of SCSI-2 fast wide differential disks of several sizes to support the existing EDC Silicon Graphics, Inc. servers and several models of SCSI-2 fast single-ended disks of several sizes to support Sun Microsystems Computer Corporation and Data General servers and workstations. Salient characteristics include firm and optional requirements for 23 of 9.1 Gb fast wide differential SCSI-2 drives (Seagate #ST410800WD or Equal) incl. drives formatted for Sun mounted in desktop enclosure(s) ready to ''plug and play'' and drives formatted for Silicon Graphics Challenge, 27 of 9.1 Gb fast single ended SCSI-2 drives (Seagate #ST410800N or Equal) incl. 17 drives formatted for Data General Aviion, 18 of 4.1 Gb fast/wide differential SCSI-2 high performance drives (Seagate ST15150WD or Equal) incl. 2 drives formatted for Silicon Graphics Challenge and 5 of 4.1 Gb fast single-ended SCSI-2 drives (Seagate #ST1515ON or Equal). Requests shall be in writing or via facsimile (phone (703) 648-7901). No telephone requests for this solicitation package will be accepted. (0170)

Loren Data Corp. http://www.ld.com (SYN# 0349 19950620\70-0003.SOL)