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  <xs:element id="iex_NonEmployeeDirectorsMember" abstract="true" name="NonEmployeeDirectorsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="iex_CashsettledRestrictedStockMember" abstract="true" name="CashsettledRestrictedStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="iex_A2024IncentivePlanMember" abstract="true" name="A2024IncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="iex_StockOptionExercisableLife" abstract="false" name="StockOptionExercisableLife" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="iex_ShareBasedCompensationArrangementByShareBasedPaymentAwardTargetAward" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardTargetAward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="iex_ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightedPercentBasedOnPerformanceCondition" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightedPercentBasedOnPerformanceCondition" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="iex_ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightedPercentBasedOnMarketCondition" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightedPercentBasedOnMarketCondition" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="iex_SharebasedCompensationArrangementbySharebasedPaymentAwardPayoutPercent" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardPayoutPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="iex_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGranted" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGranted" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="iex_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionExercised" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionExercised" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="iex_SharebasedCompensationOptionsOutstandingWeightedAverageExercisePriceRollForward" abstract="true" name="SharebasedCompensationOptionsOutstandingWeightedAverageExercisePriceRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="iex_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermRollForward" abstract="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="iex_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueRollForward" abstract="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="iex_ShareBasedPaymentArrangementBenefit" abstract="false" name="ShareBasedPaymentArrangementBenefit" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="iex_EffectiveIncomeTaxRateReconciliationDiscreteTaxEffectAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationDiscreteTaxEffectAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
