FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * Roualet Mark C.   2. Issuer Name and Ticker or Trading Symbol GENERAL DYNAMICS CORP [GD] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Executive Vice President (Last) (First) (Middle) C/O GENERAL DYNAMICS CORPORATION, 2941 FAIRVIEW PARK DRIVE 3. Date of Earliest Transaction (Month/Day/Year) 03/20/2013 (Street) FALLS CHURCH, VA 22042 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock, $1.00 par value 03/20/2013   A   5,670 (1) A $ 0 64,242 D   Common Stock, $1.00 par value 03/20/2013   A V 5,670 (2) A $ 0 69,912 D   Common Stock, $1.00 par value               7,909.944 (3) I 401(k) Plan

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Options

$ 70.08

03/20/2013

A

68,650

(4)

03/19/2020

Common Stock

68,650

$ 0

68,650

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Roualet Mark C. C/O GENERAL DYNAMICS CORPORATION 2941 FAIRVIEW PARK DRIVE FALLS CHURCH, VA 22042			Executive Vice President

Signatures

Neal Wheeler, by power of attorney		03/22/2013
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Represents shares of restricted stock subject to service-based vesting that will be released approximately four years after the grant date.
(2)	Represents a target number of restricted stock units ("RSUs"), each of which entitles the Reporting Person to receive one share of General Dynamics common stock. The number of RSUs ultimately earned by the Reporting Person will be determined based on a performance metric tied to return on invested capital during the year of grant and may range from 0% to 200% of the target amount. Following the performance period, the earned RSUs are subject to an additional three year time-vesting period.
(3)	Includes share activity under General Dynamics 401(k) plan since date of reporting person's last ownership report.
(4)	Fifty percent become exercisable on 3/20/2014 and the remaining fifty percent become exercisable on 3/20/2015.

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