<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-08-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000105770</issuerCik>
        <issuerName>WEST PHARMACEUTICAL SERVICES INC</issuerName>
        <issuerTradingSymbol>(WST)</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001205325</rptOwnerCik>
            <rptOwnerName>LUZZI RICHARD D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>101 GORDON DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LIONVILLE</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19341</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP, Human Resources</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common stocks</value>
            </securityTitle>
            <transactionDate>
                <value>2005-08-12</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>9.71</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>26.6200</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6762.5387</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Non-Qualified Deferred Compensation Plan</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common stocks</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>18132.2003</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Reflects additional shares purchased through dividend reinvestments based on most recent plan statement.</footnote>
        <footnote id="F2">Reflects additional shares purchased through dividend reinvestments based on most recent plan statement and tax withholding for vested shares.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>By: By: Joanne K. Boyle as Agent for</signatureName>
        <signatureDate>2005-08-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
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X0202
4
2005-08-12
0
0000105770
WEST PHARMACEUTICAL SERVICES INC
(WST)
0001205325
LUZZI RICHARD D
101 GORDON DRIVE
LIONVILLE
PA
19341
0
1
0
0
VP, Human Resources
Common stocks
2005-08-12
4
A
0
9.71
26.6200
A
6762.5387
I
Non-Qualified Deferred Compensation Plan
Common stocks
18132.2003
D
Reflects additional shares purchased through dividend reinvestments based on most recent plan statement.
Reflects additional shares purchased through dividend reinvestments based on most recent plan statement and tax withholding for vested shares.
By: By: Joanne K. Boyle as Agent for
2005-08-16