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

16 -- FILTER ELEMENT CNT SP0470-00-M-S075 AMT $58,812.00 LINE 0001 THROUGH 0002 DTD 101599 TO PTI Technologies Inc Sub of ESCO Electronics Corp 950 Rancho Conejo Blvd P.O.Box 2000 Newbury Park CA 91320-1715 Posted 10/18/99 (I-SN392493). (0291)

Loren Data Corp. http://www.ld.com (SYN# 0273 19991020\16-0001.AWD)