0001193125-05-189989 8-K 1 20050920 5.02 20050922 20050922 NORTHROP GRUMMAN CORP /DE/ 0001133421 3812 954840775 DE 1231 8-K 34 001-16411 051098415 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 8-K 1 d8k.htm FORM 8-K