FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF 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 *   Avampato John 2. Date of Event Requiring Statement (Month/Day/Year) 04/26/2010 3. Issuer Name and Ticker or Trading Symbol REGAL BELOIT CORP [RBC] (Last) (First) (Middle) 200 STATE STREET 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) VP & Chief Information Officer 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) BELOIT, WI 53511 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 Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Common Stock 3,566 D   Common Stock 44 (3) I Retirement Savings Plan (3)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Non Qualified Stock Option	04/26/2008(1)	04/26/2016	Common Stock	10,000	$ 47.25	D	Â
Stock Appreciation Rights	05/01/2009(2)	05/01/2017	Common Stock	2,500	$ 44.12	D	Â
Stock Appreciation Rights	05/02/2010(2)	05/02/2018	Common Stock	6,000	$ 42.28	D	Â
Stock Appreciation Rights	05/08/2011(2)	05/08/2019	Common Stock	6,000	$ 42.65	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Avampato John 200 STATE STREET BELOIT, WI 53511	Â	Â	  VP & Chief Information Officer	Â

Signatures

/s/ John Avampato		04/29/2010
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(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 non qualified stock options. The options vest and become exerciseable 40% on the second anniversary, 60% on the third anniversary, 80% on the fourth anniversary, and 100% on the fifth anniversary of the grant.
(2)	Granted as stock-settled SARs under the 2007 Equity Incentive Plan. The SARs vest and become exerciseable 40% on the second anniversary of the date of the grant, 60% on the third anniversary, 80% on the fourth anniversary and 100% on the fifth anniversary.
(3)	Balance reflects the most current data available with regard to holdings in the Regal Beloit Corporation Retirement Savings Plan.

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