0000898430-01-502830 S-3 7 20011010 NORTHROP GRUMMAN CORP /DE/ 0001133421 3812 954840775 DE 1231 S-3 33 333-71290 1755541 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-3 1 ds3.txt FORM S-3 EX-5.1 3 dex51.txt OPINION OF SHEPPARD, MULLIN, RICHTER & HAMPTON LLP EX-15.1 4 dex151.txt LETTER FROM INDEPENDENT ACCOUNTANTS EX-23.1 5 dex231.txt CONSENT OF DELOITTE & TOUCHE LLP RE NORTHROP EX-23.2 6 dex232.txt CONSENT OF DELIOTTE & TOUCHE RE LITTON EX-24.1 7 dex241.txt POWER OF ATTORNEY EX-25.1 8 dex251.txt FORM T-1 STATEMENT OF ELIGIBILITY