-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
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 K0rJJZBpTw3JBkXPbisD6Q==

<SEC-DOCUMENT>0001181431-03-011256.txt : 20030620
<SEC-HEADER>0001181431-03-011256.hdr.sgml : 20030620
<ACCEPTANCE-DATETIME>20030620094820
ACCESSION NUMBER:		0001181431-03-011256
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030618
FILED AS OF DATE:		20030620

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KEY DERRICK N
		CENTRAL INDEX KEY:			0001220167

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12273
		FILM NUMBER:		03750993

	BUSINESS ADDRESS:	
		STREET 1:		C/O RAPER INDUSTRIES INC
		STREET 2:		2160 SATELLITE BLVD STE 200
		CITY:			DULUTH
		STATE:			GA
		ZIP:			30097
		BUSINESS PHONE:		7704955100

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ROPER INDUSTRIES INC /DE/
		CENTRAL INDEX KEY:			0000882835
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
		IRS NUMBER:				510263969
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		160 BEN BURTON RD
		CITY:			BOGART
		STATE:			GA
		ZIP:			30622
		BUSINESS PHONE:		7063697170

	MAIL ADDRESS:	
		STREET 1:		160 BEN BURTON ROAD
		CITY:			BOGART
		STATE:			GA
		ZIP:			30622
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd11366.xml
<DESCRIPTION>FORM 4 (6/20/03)
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

    <documentType>4</documentType>
<periodOfReport>2003-06-18</periodOfReport>
<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000882835</issuerCik>
        <issuerName>ROPER INDUSTRIES INC /DE/</issuerName>
        <issuerTradingSymbol>rop</issuerTradingSymbol></issuer>
<reportingOwner>
<reportingOwnerId>
            <rptOwnerCik>0001220167</rptOwnerCik>
            <rptOwnerName>KEY DERRICK N</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector>
<isOfficer>0</isOfficer>
<isTenPercentOwner>0</isTenPercentOwner>
<isOther>0</isOther>
<officerTitle></officerTitle>
<otherText></otherText></reportingOwnerRelationship></reportingOwner>
<nonDerivativeSecurity>
<securityTitle>
<value>Common Stock</value></securityTitle>
<transactionDate>
<value>2003-06-18</value></transactionDate>
<transactionCoding>
<transactionFormType>4</transactionFormType>
<transactionCode>M</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved></transactionCoding>
<transactionTimeliness>
<value></value></transactionTimeliness>
<transactionAmounts>
<transactionShares>
<value>5000</value></transactionShares>
<transactionValue>
<value>16.50</value></transactionValue>
<transactionAcquiredDisposedCode>
<value>A</value></transactionAcquiredDisposedCode></transactionAmounts>
<postTransactionAmounts>
<sharesOwnedFollowingTransaction>
<value>56106</value></sharesOwnedFollowingTransaction></postTransactionAmounts>
<ownershipNature>
<directOrIndirectOwnership>
<value>D</value></directOrIndirectOwnership>
<natureOfOwnership>
<value></value></natureOfOwnership></ownershipNature></nonDerivativeSecurity>
<nonDerivativeSecurity>
<securityTitle>
<value>Common Stock</value></securityTitle>
<transactionDate>
<value>2003-06-18</value></transactionDate>
<transactionCoding>
<transactionFormType>4</transactionFormType>
<transactionCode>S</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved></transactionCoding>
<transactionTimeliness>
<value></value></transactionTimeliness>
<transactionAmounts>
<transactionShares>
<value>5000</value></transactionShares>
<transactionValue>
<value>38.24</value></transactionValue>
<transactionAcquiredDisposedCode>
<value>D</value></transactionAcquiredDisposedCode></transactionAmounts>
<postTransactionAmounts>
<sharesOwnedFollowingTransaction>
<value>51106</value>
<footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts>
<ownershipNature>
<directOrIndirectOwnership>
<value>D</value></directOrIndirectOwnership>
<natureOfOwnership>
<value></value></natureOfOwnership></ownershipNature></nonDerivativeSecurity>
<derivativeSecurity>
<securityTitle>
<value>Options (Right to Buy)</value></securityTitle>
<conversionOrExercisePrice>
<value>16.50</value></conversionOrExercisePrice>
<transactionDate>
<value>2003-06-18</value></transactionDate>
<transactionCoding>
<transactionFormType>4</transactionFormType>
<transactionCode>M</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved></transactionCoding>
<transactionAmounts>
<transactionShares>
<value>5000</value></transactionShares>
<transactionValue>
<value>16.50</value></transactionValue>
<transactionAcquiredDisposedCode>
<value>D</value></transactionAcquiredDisposedCode></transactionAmounts>
<exerciseDate>
<value>1994-01-19</value>
<footnoteId id="F2"/></exerciseDate>
<expirationDate>
<value>2004-01-19</value></expirationDate>
<underlyingSecurity>
<underlyingSecurityTitle>
<value>Common Stock</value></underlyingSecurityTitle>
<underlyingSecurityShares>
<value>5000</value></underlyingSecurityShares></underlyingSecurity>
<postTransactionAmounts>
<sharesOwnedFollowingTransaction>
<value>262334</value></sharesOwnedFollowingTransaction></postTransactionAmounts>
<ownershipNature>
<directOrIndirectOwnership>
<value>D</value></directOrIndirectOwnership>
<natureOfOwnership>
<value></value></natureOfOwnership></ownershipNature></derivativeSecurity>
<footnotes>
<footnote id="F1">Additionally, Mr. Key is the indirect beneficial owner of 19,223.4 shares of common stock held by his 401(k) plan, 212,721.8 shares of common stock held by the Key Family Trust, 256,593.2 shares of common stock held by the Key Family Partnership, 300 shares of common stock held by his spouse, and 800 shares of common stock held by his spouse as custodian for his minor children.</footnote>
<footnote id="F2">Options granted on this date vested cumulatively at a rate of 20% per year beginning on the grant date and then on each of the four succeeding anniversary dates thereafter.</footnote></footnotes>
<ownerSignature>
<signatureName>Derrick N. Key, by Christopher H. Privette, his attorney-in-fact pursuant to Power of Attorney dated September 18, 2002 on file with the Commission</signatureName>
<signatureDate>2003-06-20</signatureDate></ownerSignature></ownershipDocument>


</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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