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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 V6Q9NsrPi49kbXpYAgBJkzieaQ/GfzBZzBM26xX16ZnzYYDI0W1M9jTdH5sDPLta
 msBtfrd7wbP9AREeCCxzHw==

<SEC-DOCUMENT>0001140361-10-023443.txt : 20100528
<SEC-HEADER>0001140361-10-023443.hdr.sgml : 20100528
<ACCEPTANCE-DATETIME>20100528130147
ACCESSION NUMBER:		0001140361-10-023443
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100526
FILED AS OF DATE:		20100528
DATE AS OF CHANGE:		20100528

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PARSOW ALAN S
		CENTRAL INDEX KEY:			0001271381

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-03936
		FILM NUMBER:		10865551

	MAIL ADDRESS:	
		STREET 1:		PO BOX 818
		CITY:			ELKHORN
		STATE:			NE
		ZIP:			68022

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ORBIT INTERNATIONAL CORP
		CENTRAL INDEX KEY:			0000074818
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPONENTS, NEC [3679]
		IRS NUMBER:				111826363
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		80 CABOT COURT
		CITY:			HAUPPAUGE
		STATE:			NY
		ZIP:			11788
		BUSINESS PHONE:		7136675601

	MAIL ADDRESS:	
		STREET 1:		80 CABOT COURT
		CITY:			HAUPPAUGE
		STATE:			NY
		ZIP:			11788

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ORBIT INSTRUMENT CORP
		DATE OF NAME CHANGE:	19911015

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ELKHORN PARTNERS LIMITED PARTNERSHIP
		CENTRAL INDEX KEY:			0000928400
		STATE OF INCORPORATION:			NE

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-03936
		FILM NUMBER:		10865552

	BUSINESS ADDRESS:	
		STREET 1:		ELKHORN LIMITED PARTNERSHIP
		STREET 2:		PO BOX 0449
		CITY:			ELKHORN
		STATE:			NE
		ZIP:			68022-0449
		BUSINESS PHONE:		4022893217

	MAIL ADDRESS:	
		STREET 1:		ELKHORN LIMITED PARTNERSHIP
		STREET 2:		PO BOX 0449
		CITY:			ELKHORN
		STATE:			NE
		ZIP:			68022
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-05-26</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000074818</issuerCik>
        <issuerName>ORBIT INTERNATIONAL CORP</issuerName>
        <issuerTradingSymbol>ORBT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000928400</rptOwnerCik>
            <rptOwnerName>ELKHORN PARTNERS LIMITED PARTNERSHIP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2222 SKYLINE DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ELKHORN</rptOwnerCity>
            <rptOwnerState>NE</rptOwnerState>
            <rptOwnerZipCode>68022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001271381</rptOwnerCik>
            <rptOwnerName>PARSOW ALAN S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2222 SKYLINE DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ELKHORN</rptOwnerCity>
            <rptOwnerState>NE</rptOwnerState>
            <rptOwnerZipCode>68022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-05-26</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1087</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>3.37</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>616659</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F1"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">These securities are owned solely by Elkhorn Partners Limited Partnership, which is a member of a &quot;group&quot; with Alan S. Parsow, the sole manager of Parsow Management LLC, the general partner of Elkhorn Partners Limited Partnership.  Mr. Parsow may be deemed to beneficially own, but only to the extent he has a pecuniary interest in, these securities.  Mr. Parsow disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F2">These securities are owned solely by Mr. Parsow in an individual retirement account.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Alan S. Parsow</signatureName>
        <signatureDate>2010-05-28</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Elkhorn Partners Limited Partnership, by Parsow Management LLC, General Partner, by Alan S. Parsow, Sole Manager</signatureName>
        <signatureDate>2010-05-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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