United States securities and exchange commission logo October 7, 2022 David F. Keffer Chief Financial Officer Northrop Grumman Corp. 2980 Fairview Park Drive Falls Church, VA 22042 Re: Northrop Grumman Corp. Definitive Proxy Statement on Schedule 14A Filed April 1, 2022 File No. 001-16411 Dear David F. Keffer: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Disclosure Review Program