0000898430-01-503372 S-4/A 12 20011113 NORTHROP GRUMMAN CORP /DE/ 0001133421 3812 954840775 DE 1231 S-4/A 33 333-61506 1782430 1840 CENTURY PK E C/O NORTHROP GRUMMAN CORP LOS ANGELES CA 90067 3105536262 1840 CENTURY PARK EAST C/O NORTHROP GRUMMAN CORP LOS ANGELES CA 90067 NNG INC 20010129 S-4/A 1 ds4a.txt AMENDMENT #5 TO FORM S-4 EX-8.2 3 dex82.txt OPINION OF FRIED, FRANK, HARRIS, SHRIVER & JACOBSON EX-10.32 4 dex1032.txt RETENTION BONUS AGREEMENT EX-15.1 5 dex151.txt LETTER FROM INDEPENDENT ACCOUNTANT EX-23.1 6 dex231.txt CONSENT OF DELOITTE & TOUCHE LLP (NORTHROP) EX-23.2 7 dex232.txt CONSENT OF DELOITTE & TOUCHE LLP (LITTON) EX-23.5 8 dex235.txt CONSENT OF ARTHUR ANDERSEN LLP EX-99.8 9 dex998.txt FORM OF LETTER OF ELECTION AND TRANSMITTAL EX-99.9 10 dex999.txt FORM OF NOTICE OF GUARANTEED DELIVERY EX-99.10 11 dex9910.txt FORM OF LETTER TO BROKERS, DEALERS, ETC. EX-99.11 12 dex9911.txt FORM OF LETTER TO CLIENTS EX-99.12 13 dex9912.txt GUIDELINES OF CERT. OF TAX ID NO.