-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0000073309-06-000019.txt : 20060324
<SEC-HEADER>0000073309-06-000019.hdr.sgml : 20060324
<ACCEPTANCE-DATETIME>20060324141019
ACCESSION NUMBER:		0000073309-06-000019
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060323
FILED AS OF DATE:		20060324
DATE AS OF CHANGE:		20060324

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DALEY CLAYTON C JR
		CENTRAL INDEX KEY:			0001180778

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-04119
		FILM NUMBER:		06708547

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		5139831100

	MAIL ADDRESS:	
		STREET 1:		C/O THE PROCTER & GAMBLE COMPANY,
		STREET 2:		ONE PROCTER & GAMBLE PLAZA
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45202

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NUCOR CORP
		CENTRAL INDEX KEY:			0000073309
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES  ROLLING MILLS (COKE OVENS) [3312]
		IRS NUMBER:				131860817
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2100 REXFORD RD
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28211
		BUSINESS PHONE:		7043667000

	MAIL ADDRESS:	
		STREET 1:		2100 REXFORD ROAD
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28211

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NUCLEAR CORP OF AMERICA INC
		DATE OF NAME CHANGE:	19680911

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AZTEC MECHANICAL CONTRACTORS INC
		DATE OF NAME CHANGE:	19660629
</SEC-HEADER>
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        <issuerTradingSymbol>NUE</issuerTradingSymbol>
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            <rptOwnerStreet2></rptOwnerStreet2>
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            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>28211-</rptOwnerZipCode>
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                <transactionPricePerShare>
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            <expirationDate>
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                <value>2006-03-23</value>
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                    <value>698</value>
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                    <value>0</value>
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    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>Kelly J. Wilmoth - Attorney-in-fact</signatureName>
        <signatureDate>2006-03-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----