Defense General Supply Center 8000 Jeff Davis Hwy Richmond, VA 23297-5312

29 -- FILTER ELEMENT, FLUID CNT SP0480-00-M-9399 AMT $28,690.20 LINE 0001 DTD 032000 TO PTI Technologies Inc Sub of ESCO Electronics Corp 950 Rancho Conejo Blvd P.O.Box 2000 Newbury Park CA 91320-1715 Posted 03/21/00 (I-SN436629). (0081)

Loren Data Corp. http://www.ld.com (SYN# 0391 20000323\29-0002.AWD)