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  <xs:element id="nnbr_TemporaryEquityFairValueOfWarrantsIssued" abstract="false" name="TemporaryEquityFairValueOfWarrantsIssued" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="nnbr_EquityMethodInvestmentForeignCurrencyTranslationGain" abstract="false" name="EquityMethodInvestmentForeignCurrencyTranslationGain" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="nnbr_DerivativeInstrumentsPaymentExpense" abstract="false" name="DerivativeInstrumentsPaymentExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="nnbr_DisposalGroupIncludingDiscontinuedOperationsGoodwillImpairmentLoss" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationsGoodwillImpairmentLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="nnbr_TemporaryEquityDividendRatePercentageIncreaseIfNoDividendPaid" abstract="false" name="TemporaryEquityDividendRatePercentageIncreaseIfNoDividendPaid" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="nnbr_ScheduleOfPerformanceUnitAwardsBasedOnExpectedPerformanceTableTextBlock" abstract="false" name="ScheduleOfPerformanceUnitAwardsBasedOnExpectedPerformanceTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType"/>
  <xs:element id="nnbr_MobileSolutionsMember" abstract="true" name="MobileSolutionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="nnbr_TermLoanFacilityMember" abstract="true" name="TermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="nnbr_OtherCountryMember" abstract="true" name="OtherCountryMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="nnbr_AOCIAttributableToParentTaxPortionMember" abstract="true" name="AOCIAttributableToParentTaxPortionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="nnbr_NonExecutiveDirectorsMember" abstract="true" name="NonExecutiveDirectorsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="nnbr_EmployeesMember" abstract="true" name="EmployeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="nnbr_TemporaryEquityDividendRatePercentage" abstract="false" name="TemporaryEquityDividendRatePercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="nnbr_OtherSubsegmentMember" abstract="true" name="OtherSubsegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="nnbr_IncreaseDecreaseInOperatingLeaseLiabilityNoncurrent" abstract="false" name="IncreaseDecreaseInOperatingLeaseLiabilityNoncurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="nnbr_AntiDilutiveSecuritiesExcludedFromComputationOfEarningsPerShareMinimumPriceRange" abstract="false" name="AntiDilutiveSecuritiesExcludedFromComputationOfEarningsPerShareMinimumPriceRange" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:perShareItemType"/>
  <xs:element id="nnbr_MajorCustomerMember" abstract="true" name="MajorCustomerMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="nnbr_ElectricalMember" abstract="true" name="ElectricalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="nnbr_TemporaryEquityDividendRatePercentageAnnualIncrease" abstract="false" name="TemporaryEquityDividendRatePercentageAnnualIncrease" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="nnbr_DisposalGroupIncludingDiscontinuedOperationContingentConsiderationProceeds" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationContingentConsiderationProceeds" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="nnbr_AutomotiveMember" abstract="true" name="AutomotiveMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="nnbr_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardPerformancePeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardPerformancePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
</xs:schema>
