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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(Print or Type Responses)

1. Name and Address of Reporting Person * Jones Paul J   2. Issuer Name and Ticker or Trading Symbol REGAL BELOIT CORP [RBC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) VP/General Counsel/Secretary (Last) (First) (Middle) 7950 NORTH LAKE DRIVE 3. Date of Earliest Transaction (Month/Day/Year) 05/05/2010 (Street) FOX POINT, WI 53217 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 05/05/2010   A   4,700 (3) A $ 0 9,844 D

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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 Appreciation Rights

$ 42.65

05/08/2011(1)

05/08/2019

Common Stock

18,500

18,500

D

Stock Appreciation Rights

$ 42.28

05/02/2010(1)

05/02/2018

Common Stock

15,000

15,000

D

Stock Appreciation Rights

$ 44.12

05/01/2009(1)

05/01/2017

Common Stock

13,000

13,000

D

Stock Appreciation Rights

$ 42.94

09/11/2008(2)

09/11/2016

Common Stock

12,000

12,000

D

Stock Appreciation Rights

$ 61.36

05/05/2010

A

26,250

05/05/2012(1)

05/05/2020

Common Stock

26,250

$ 0

26,250

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Jones Paul J 7950 NORTH LAKE DRIVE FOX POINT, WI 53217			VP/General Counsel/Secretary

Signatures

/s/ Paul J. Jones		05/07/2010
**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)	Granted as stock-settled Stock Appreciation Rights (SARs) under the 2007 Equity Incentive Plan. The SARs vest and become exercisable 40% on the second anniversary of the grant date, 60% on the third anniverary, 80% on the fourth anniversary and 100% on the fifth anniversary.
(2)	Granted as stock-settled Stock Appreciation Rights (SARs) under the 2003 Equity Incentive Plan. The SARs vest and become exercisable 40% on the second anniversary of the grant date, 60% on the third anniverary, 80% on the fourth anniversary and 100% on the fifth anniversary.
(3)	Restricted Stock Units (RSUs) granted to the reporting person under the 2003 Equity Incentive Plan. RSUd vest 100% on May 5, 2013. Each RSU is equal to one share of Common Stock and is payable only in stock.

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