<SEC-DOCUMENT>0001003078-25-000185.txt : 20251218
<SEC-HEADER>0001003078-25-000185.hdr.sgml : 20251218
<ACCEPTANCE-DATETIME>20251218161139
ACCESSION NUMBER:		0001003078-25-000185
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20251217
FILED AS OF DATE:		20251218
DATE AS OF CHANGE:		20251218

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Rockett Julie Valsa
		CENTRAL INDEX KEY:			0002086182
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14130
		FILM NUMBER:		251583205

	MAIL ADDRESS:	
		STREET 1:		C/O MSC INDUSTRIAL DIRECT CO., INC.
		CITY:			MELVILLE
		STATE:			NY
		ZIP:			11747

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MSC INDUSTRIAL DIRECT CO INC
		CENTRAL INDEX KEY:			0001003078
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-INDUSTRIAL MACHINERY & EQUIPMENT [5084]
		ORGANIZATION NAME:           	07 Trade & Services
		EIN:				113289165
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			0829

	BUSINESS ADDRESS:	
		STREET 1:		515 BROADHOLLOW ROAD
		CITY:			MELVILLE
		STATE:			NY
		ZIP:			11747
		BUSINESS PHONE:		516-812-2000

	MAIL ADDRESS:	
		STREET 1:		515 BROADHOLLOW ROAD
		CITY:			MELVILLE
		STATE:			NY
		ZIP:			11747
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1766092296.xml
<DESCRIPTION>FORM 4
<TEXT>
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        <issuerCik>0001003078</issuerCik>
        <issuerName>MSC INDUSTRIAL DIRECT CO INC</issuerName>
        <issuerTradingSymbol>MSM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
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            <rptOwnerCik>0002086182</rptOwnerCik>
            <rptOwnerName>Rockett Julie Valsa</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MSC INDUSTRIAL DIRECT CO., INC.</rptOwnerStreet1>
            <rptOwnerStreet2>515 BROADHOLLOW ROAD</rptOwnerStreet2>
            <rptOwnerCity>MELVILLE</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>11747</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP, Chief People Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

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            <transactionCoding>
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            <expirationDate>
                <footnoteId id="F4"/>
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                <underlyingSecurityTitle>
                    <value>Class A Common Stock, $0.001 par value</value>
                </underlyingSecurityTitle>
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                </directOrIndirectOwnership>
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        </derivativeTransaction>
        <derivativeTransaction>
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                <value>Dividend Equivalent Units</value>
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                <transactionPricePerShare>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </derivativeTransaction>
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    <footnotes>
        <footnote id="F1">Each RSU represents a contingent right to receive one share of Common Stock.</footnote>
        <footnote id="F2">The dividend equivalent units accrued with respect to outstanding awards of restricted stock units (RSUs) and vest at the same time(s) as the underlying RSUs. Each dividend equivalent unit represents a contingent right to receive one share of Common Stock.</footnote>
        <footnote id="F3">Disposition of Class A Common Stock to the Issuer to cover tax withholding obligations arising from the vesting of RSUs and DEUs.</footnote>
        <footnote id="F4">61 RSUs were granted on December 17, 2024.  20 RSUs vested on December 17, 2025.  20 RSUs vest on December 17, 2026, and 21 RSUs vest on December 17, 2027, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date. The vested shares will be delivered to the Reporting Person upon vesting.</footnote>
        <footnote id="F5">Includes 12.696 dividend equivalent units accrued on November 26, 2025 with respect to outstanding awards of restricted stock units (RSUs).  Such dividend equivalent units vest at the same time(s) as the underlying RSUs and represent a contingent right to receive one share of Common Stock.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Julie Rockett</signatureName>
        <signatureDate>2025-12-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
