-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000015847-10-000020.txt : 20100902
<SEC-HEADER>0000015847-10-000020.hdr.sgml : 20100902
<ACCEPTANCE-DATETIME>20100902162816
ACCESSION NUMBER:		0000015847-10-000020
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20100902
DATE AS OF CHANGE:		20100902
EFFECTIVENESS DATE:		20100902

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BUTLER NATIONAL CORP
		CENTRAL INDEX KEY:			0000015847
		STANDARD INDUSTRIAL CLASSIFICATION:	AIRCRAFT [3721]
		IRS NUMBER:				410834293
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0430

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-147259
		FILM NUMBER:		101055280

	BUSINESS ADDRESS:	
		STREET 1:		19920 W 161ST ST
		CITY:			OLATHE
		STATE:			KS
		ZIP:			66062
		BUSINESS PHONE:		8167809595

	MAIL ADDRESS:	
		STREET 1:		19920 W 161ST ST
		CITY:			OLATHE
		STATE:			KS
		ZIP:			66062

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NATIONAL CONNECTOR CORP
		DATE OF NAME CHANGE:	19701009
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0704</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0000015847</cik>
        <entityName>BUTLER NATIONAL CORP</entityName>
        <issuerAddress>
            <street1>19920 W 161ST ST</street1>
            <city>OLATHE</city>
            <stateOrCountry>KS</stateOrCountry>
            <stateOrCountryDescription>KANSAS</stateOrCountryDescription>
            <zipCode>66062</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>913-780-9595</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <previousName>Butler National Service Corporation Four</previousName>
            <previousName>Butler National Corporation Kansas</previousName>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <previousName>NATIONAL CONNECTOR CORP</previousName>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Clark</firstName>
                <middleName>D.</middleName>
                <lastName>Stewart</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>19920 W. 161st Street</street1>
                <city>Olathe</city>
                <stateOrCountry>KS</stateOrCountry>
                <stateOrCountryDescription>KANSAS</stateOrCountryDescription>
                <zipCode>66062</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>R.</firstName>
                <middleName>Warren</middleName>
                <lastName>Wagoner</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>19920 W. 161st Street</street1>
                <city>Olathe</city>
                <stateOrCountry>KS</stateOrCountry>
                <stateOrCountryDescription>KANSAS</stateOrCountryDescription>
                <zipCode>66062</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>David</firstName>
                <middleName>B.</middleName>
                <lastName>Hayden</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>19920 W. 161st Street</street1>
                <city>Olathe</city>
                <stateOrCountry>KS</stateOrCountry>
                <stateOrCountryDescription>KANSAS</stateOrCountryDescription>
                <zipCode>66062</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Bradley</firstName>
                <middleName>K.</middleName>
                <lastName>Hoffman</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>19920 W. 161st Street</street1>
                <city>Olathe</city>
                <stateOrCountry>KS</stateOrCountry>
                <stateOrCountryDescription>KANSAS</stateOrCountryDescription>
                <zipCode>66062</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Michael</firstName>
                <middleName>J.</middleName>
                <lastName>Tamburelli</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>19920 W. 161st Street</street1>
                <city>Olathe</city>
                <stateOrCountry>KS</stateOrCountry>
                <stateOrCountryDescription>KANSAS</stateOrCountryDescription>
                <zipCode>66062</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Christopher</firstName>
                <middleName>J.</middleName>
                <lastName>Reedy</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>19920 W. 161st Street</street1>
                <city>Olathe</city>
                <stateOrCountry>KS</stateOrCountry>
                <stateOrCountryDescription>KANSAS</stateOrCountryDescription>
                <zipCode>66062</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Angela</firstName>
                <middleName>D.</middleName>
                <lastName>Shinabargar</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>19920 W. 161st Street</street1>
                <city>Olathe</city>
                <stateOrCountry>KS</stateOrCountry>
                <stateOrCountryDescription>KANSAS</stateOrCountryDescription>
                <zipCode>66062</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>$25,000,001 - $100,000,000</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2010-08-18</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>77500</totalOfferingAmount>
            <totalAmountSold>77500</totalAmountSold>
            <totalRemaining>0</totalRemaining>
            <clarificationOfResponse>Amount calculated at $0.40/share.  This amount may not reflect the actual value of the stock at the time of issuance.</clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>true</hasNonAccreditedInvestors>
            <numberNonAccreditedInvestors>1</numberNonAccreditedInvestors>
            <totalNumberAlreadyInvested>0</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>BUTLER NATIONAL CORP</issuerName>
                <signatureName>/s/ Clark D. Stewart</signatureName>
                <nameOfSigner>Clark D. Stewart</nameOfSigner>
                <signatureTitle>Chief Executive Officer</signatureTitle>
                <signatureDate>2010-09-02</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----