<SEC-DOCUMENT>0001140361-16-047286.txt : 20160108
<SEC-HEADER>0001140361-16-047286.hdr.sgml : 20160108
<ACCEPTANCE-DATETIME>20160108162717
ACCESSION NUMBER:		0001140361-16-047286
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160101
FILED AS OF DATE:		20160108
DATE AS OF CHANGE:		20160108

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EASTERN CO
		CENTRAL INDEX KEY:			0000031107
		STANDARD INDUSTRIAL CLASSIFICATION:	CUTLERY, HANDTOOLS & GENERAL HARDWARE [3420]
		IRS NUMBER:				060330020
		STATE OF INCORPORATION:			CT
		FISCAL YEAR END:			0102

	BUSINESS ADDRESS:	
		STREET 1:		112 BRIDGE ST
		STREET 2:		P O BOX 460
		CITY:			NAUGATUCK
		STATE:			CT
		ZIP:			06770
		BUSINESS PHONE:		2037292255

	MAIL ADDRESS:	
		STREET 1:		112 BRIDGE STREET
		STREET 2:		P O BOX 460
		CITY:			NAUGATUCK
		STATE:			CT
		ZIP:			06770

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Vlak August M.
		CENTRAL INDEX KEY:			0001663158

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35383
		FILM NUMBER:		161333551

	MAIL ADDRESS:	
		STREET 1:		112 BRIDGE STREET
		CITY:			NAUGATUCK
		STATE:			CT
		ZIP:			06770
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2016-01-01</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000031107</issuerCik>
        <issuerName>EASTERN CO</issuerName>
        <issuerTradingSymbol>EML</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001663158</rptOwnerCik>
            <rptOwnerName>Vlak August M.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>112 BRIDGE STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NAUGATUCK</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06770</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President &amp; CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>August M. Vlak, by Theresa P. Dews his attorney-in-fact</signatureName>
        <signatureDate>2016-01-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
