-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 IpshLRaDrGMk0ek3DpUlHbx6z9w2oxLnuUn+71bXc75cwwmcvXLD1S3GiOtEevr4
 tfN4hCx3ppUGHnuqGUtJtw==

<SEC-DOCUMENT>0001355543-06-000001.txt : 20060308
<SEC-HEADER>0001355543-06-000001.hdr.sgml : 20060308
<ACCEPTANCE-DATETIME>20060308125154
ACCESSION NUMBER:		0001355543-06-000001
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060222
FILED AS OF DATE:		20060308
DATE AS OF CHANGE:		20060308

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ANALEX CORP
		CENTRAL INDEX KEY:			0000044800
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370]
		IRS NUMBER:				112120726
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		2677 PROSPERITY AVENUE
		STREET 2:		SUITE 400
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22031
		BUSINESS PHONE:		703-852-4000

	MAIL ADDRESS:	
		STREET 1:		2677 PROSPERITY AVENUE
		STREET 2:		SUITE 400
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22031

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HADRON INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BIORAD INC
		DATE OF NAME CHANGE:	19710304

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CLARK CATHERINE M
		CENTRAL INDEX KEY:			0001355543

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31613
		FILM NUMBER:		06672333

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		703-852-4000

	MAIL ADDRESS:	
		STREET 1:		2677 PROSPERITY AVENUE
		STREET 2:		SUITE 400
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22031
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2006-02-22</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000044800</issuerCik>
        <issuerName>ANALEX CORP</issuerName>
        <issuerTradingSymbol>nlx</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001355543</rptOwnerCik>
            <rptOwnerName>CLARK CATHERINE M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2677 PROSPERITY AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 400</rptOwnerStreet2>
            <rptOwnerCity>FAIRFAX</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>22031</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Corporate Secretary</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>/S/ CATHERINE M. CLARK POA DEBORAH HICKOX</signatureName>
        <signatureDate>2006-03-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----