Northrop Grumman Awarded Production Contract to Supply Bridge and Navigation Suite for Next-Generation U.K. Aircraft Carriers

LONDON, March 29, 2011 - Northrop Grumman Corporation's (NYSE: NOC) Sperry Marine business unit
has signed a full production contract for the Integrated Navigation Bridge
System (INBS) for the U.K. Ministry of Defence's (MoD) Queen Elizabeth Class
(QEC) Aircraft Carrier Programme. The company also signed a design phase
contract for the Navigation Lights, Shapes and Sounds (NLSS). Terms of the
contracts were not disclosed.

A photo accompanying this release is available at:
media.globenewswire.com/noc/mediagallery.html?pkgid=8952

Northrop Grumman Sperry Marine will build and deliver the complete INBS,
including electronic chart display and information system (ECDIS-N (U.K.))
for the new aircraft carriers. The system will include navigation planning,
electronic charts and radar displays, as well as a comprehensive set of
sensors and software. The contract also provides for equipment integration
and testing. Deliveries are scheduled to be completed in 2018. Northrop
Grumman Sperry Marine has already completed the initial design phase of the
contract, including change requests, and is currently designing a Navigation
Light System under an option in the production contract.

"Northrop Grumman Sperry Marine has a long and productive relationship
with the Royal Navy as a major supplier of navigation radars, gyrocompasses,
inertial navigation systems and platform management systems, and we recognize
the critical importance of the new aircraft carriers for the defense posture
of the U.K.," said J. Nolasco DaCunha, vice president of Northrop Grumman
Sperry Marine. "Sperry Marine has installed more than 2,300 ECDIS systems on
commercial ships and international naval vessels around the world, and the
company's naval ECDIS systems are standard on U.S. Navy ships and
submarines."

The INBS/ECDIS-N (U.K.) is based on Sperry Marine's advanced VisionMaster
FT(TM) ship navigation technology and will integrate all of the ship's
navigation sensors and systems into a modern, efficient, ergonomic network of
multi-function workstations to meet operational requirements.

The VisionMaster FT ECDIS-N (U.K.) fully meets MoD specifications, NATO
standards STANAG 7170 and STANAG 4564, and International Electrotechnical
Commission standards IEC 62288 and IEC 61174.

In a ceremony at the Northrop Grumman Sperry Marine offices in New
Malden, the contracts were awarded by BAE Systems Integrated System
Technologies Ltd as a member of the Aircraft Carrier Alliance (ACA), the
industrial alliance which includes BAE Systems Surface Ships Ltd, BAE Systems
Integrated System Technologies Ltd, Thales U.K. Ltd, MoD and Babcock Ltd. The
contracts were signed by David Bass, QEC Mission System Head of Procurement,
and David Perry, vice president and general manager of Northrop Grumman's
Naval and Marine Systems Division.

Sperry Marine is a business unit of Northrop Grumman's Naval and Marine
Systems Division. Headquartered in Charlottesville with major engineering and
support offices in New Malden, United Kingdom and Hamburg, Germany, Northrop
Grumman Sperry Marine provides smart navigation and ship control solutions
for the international marine industry with customer service and support
through offices in 16 countries, sales representatives in 47 countries and
authorized service depots in more than 250 locations worldwide.

Northrop Grumman Corporation is a leading global security company whose
120,000 employees provide innovative systems, products, and solutions in
aerospace, electronics, information systems, shipbuilding and technical
services to government and commercial customers worldwide. Please visit
www.northropgrumman.com for more information.

Ken Beedle, +44-207-747-1910, +44-7787-174092, ken.beedle at euro.ngc.com, or Tom Delaney, +1-410-993-6454, thomas.delaney at ngc.com, both of Northrop Grumman Corporation