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    <link:label id="lab_ktos_RedemptionPeriodTwoMember_7AF59E6551F89C2FCC622650A072E673_documentation_en-US" xlink:label="lab_ktos_RedemptionPeriodTwoMember_7AF59E6551F89C2FCC622650A072E673" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">June First Twenty Fourteen Through June First Twenty Fifteen [Member]</link:label>
    <link:loc xlink:href="ktos-20140928.xsd#ktos_RedemptionPeriodTwoMember" xlink:label="loc_ktos_RedemptionPeriodTwoMember_7AF59E6551F89C2FCC622650A072E673" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ktos_RedemptionPeriodTwoMember_7AF59E6551F89C2FCC622650A072E673" xlink:to="lab_ktos_RedemptionPeriodTwoMember_7AF59E6551F89C2FCC622650A072E673" xlink:type="arc" />
    <link:label id="lab_ktos_RedemptionPeriodThreeMember_86BF700A0E7D1DBA9F772650A07235D6_terseLabel_en-US" xlink:label="lab_ktos_RedemptionPeriodThreeMember_86BF700A0E7D1DBA9F772650A07235D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Between 5/15/2017 and 5/15/2018</link:label>
    <link:label id="lab_ktos_RedemptionPeriodThreeMember_86BF700A0E7D1DBA9F772650A07235D6_label_en-US" xlink:label="lab_ktos_RedemptionPeriodThreeMember_86BF700A0E7D1DBA9F772650A07235D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Redemption Period Three [Member]</link:label>
    <link:label id="lab_ktos_RedemptionPeriodThreeMember_86BF700A0E7D1DBA9F772650A07235D6_documentation_en-US" xlink:label="lab_ktos_RedemptionPeriodThreeMember_86BF700A0E7D1DBA9F772650A07235D6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">June First Twenty Fifteen Through June First Twenty Sixteen [Member]</link:label>
    <link:loc xlink:href="ktos-20140928.xsd#ktos_RedemptionPeriodThreeMember" xlink:label="loc_ktos_RedemptionPeriodThreeMember_86BF700A0E7D1DBA9F772650A07235D6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ktos_RedemptionPeriodThreeMember_86BF700A0E7D1DBA9F772650A07235D6" xlink:to="lab_ktos_RedemptionPeriodThreeMember_86BF700A0E7D1DBA9F772650A07235D6" xlink:type="arc" />
    <link:label id="lab_ktos_RedemptionPeriodFourMember_69D8E2A9D25DC941F6C22650A07232E1_terseLabel_en-US" xlink:label="lab_ktos_RedemptionPeriodFourMember_69D8E2A9D25DC941F6C22650A07232E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">After 5/15/2018</link:label>
    <link:label id="lab_ktos_RedemptionPeriodFourMember_69D8E2A9D25DC941F6C22650A07232E1_label_en-US" xlink:label="lab_ktos_RedemptionPeriodFourMember_69D8E2A9D25DC941F6C22650A07232E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Redemption Period Four [Member]</link:label>
    <link:label id="lab_ktos_RedemptionPeriodFourMember_69D8E2A9D25DC941F6C22650A07232E1_documentation_en-US" xlink:label="lab_ktos_RedemptionPeriodFourMember_69D8E2A9D25DC941F6C22650A07232E1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">After June First Twenty Sixteen [Member]</link:label>
    <link:loc xlink:href="ktos-20140928.xsd#ktos_RedemptionPeriodFourMember" xlink:label="loc_ktos_RedemptionPeriodFourMember_69D8E2A9D25DC941F6C22650A07232E1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ktos_RedemptionPeriodFourMember_69D8E2A9D25DC941F6C22650A07232E1" xlink:to="lab_ktos_RedemptionPeriodFourMember_69D8E2A9D25DC941F6C22650A07232E1" xlink:type="arc" />
    <link:label id="lab_ktos_RedemptionPeriodBeforeMay152016Member_1AAA8586A5778C94D8982650A0726092_terseLabel_en-US" xlink:label="lab_ktos_RedemptionPeriodBeforeMay152016Member_1AAA8586A5778C94D8982650A0726092" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Before 5/15/2016</link:label>
    <link:label id="lab_ktos_RedemptionPeriodBeforeMay152016Member_1AAA8586A5778C94D8982650A0726092_label_en-US" xlink:label="lab_ktos_RedemptionPeriodBeforeMay152016Member_1AAA8586A5778C94D8982650A0726092" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Redemption Period Before May 15 2016 [Member]</link:label>
    <link:label id="lab_ktos_RedemptionPeriodBeforeMay152016Member_1AAA8586A5778C94D8982650A0726092_documentation_en-US" xlink:label="lab_ktos_RedemptionPeriodBeforeMay152016Member_1AAA8586A5778C94D8982650A0726092" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Redemption Period Before May 15 2016 [Member]</link:label>
    <link:loc xlink:href="ktos-20140928.xsd#ktos_RedemptionPeriodBeforeMay152016Member" xlink:label="loc_ktos_RedemptionPeriodBeforeMay152016Member_1AAA8586A5778C94D8982650A0726092" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ktos_RedemptionPeriodBeforeMay152016Member_1AAA8586A5778C94D8982650A0726092" xlink:to="lab_ktos_RedemptionPeriodBeforeMay152016Member_1AAA8586A5778C94D8982650A0726092" xlink:type="arc" />
    <link:label id="lab_ktos_RedemptionPeriodOneTimeBeforeMay152016Member_488AA1912A679DF9F1302650A0729332_terseLabel_en-US" xlink:label="lab_ktos_RedemptionPeriodOneTimeBeforeMay152016Member_488AA1912A679DF9F1302650A0729332" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">One Time Before 5/15/2016</link:label>
    <link:label id="lab_ktos_RedemptionPeriodOneTimeBeforeMay152016Member_488AA1912A679DF9F1302650A0729332_label_en-US" xlink:label="lab_ktos_RedemptionPeriodOneTimeBeforeMay152016Member_488AA1912A679DF9F1302650A0729332" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Redemption Period One Time Before May 15 2016 [Member]</link:label>
    <link:label id="lab_ktos_RedemptionPeriodOneTimeBeforeMay152016Member_488AA1912A679DF9F1302650A0729332_documentation_en-US" xlink:label="lab_ktos_RedemptionPeriodOneTimeBeforeMay152016Member_488AA1912A679DF9F1302650A0729332" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Redemption Period One Time Before May 15 2016 [Member]</link:label>
    <link:loc xlink:href="ktos-20140928.xsd#ktos_RedemptionPeriodOneTimeBeforeMay152016Member" xlink:label="loc_ktos_RedemptionPeriodOneTimeBeforeMay152016Member_488AA1912A679DF9F1302650A0729332" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ktos_RedemptionPeriodOneTimeBeforeMay152016Member_488AA1912A679DF9F1302650A0729332" xlink:to="lab_ktos_RedemptionPeriodOneTimeBeforeMay152016Member_488AA1912A679DF9F1302650A0729332" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditFacilityAxis_20ACBD8171B228046D1E2650A072C51C_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_20ACBD8171B228046D1E2650A072C51C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Facility [Axis]</link:label>
    <link:label id="lab_us-gaap_CreditFacilityAxis_20ACBD8171B228046D1E2650A072C51C_label_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_20ACBD8171B228046D1E2650A072C51C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaap_CreditFacilityAxis_20ACBD8171B228046D1E2650A072C51C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityAxis_20ACBD8171B228046D1E2650A072C51C" xlink:to="lab_us-gaap_CreditFacilityAxis_20ACBD8171B228046D1E2650A072C51C" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditFacilityDomain_43E5D8BD7A5A1283F8AC2650A072923E_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_43E5D8BD7A5A1283F8AC2650A072923E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Facility [Domain]</link:label>
    <link:label id="lab_us-gaap_CreditFacilityDomain_43E5D8BD7A5A1283F8AC2650A072923E_label_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_43E5D8BD7A5A1283F8AC2650A072923E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaap_CreditFacilityDomain_43E5D8BD7A5A1283F8AC2650A072923E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityDomain_43E5D8BD7A5A1283F8AC2650A072923E" xlink:to="lab_us-gaap_CreditFacilityDomain_43E5D8BD7A5A1283F8AC2650A072923E" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_FC7586AAC71E6BC817D22650A073949E_terseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_FC7586AAC71E6BC817D22650A073949E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revolving credit facility</link:label>
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_FC7586AAC71E6BC817D22650A073949E_label_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_FC7586AAC71E6BC817D22650A073949E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_FC7586AAC71E6BC817D22650A073949E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_FC7586AAC71E6BC817D22650A073949E" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_FC7586AAC71E6BC817D22650A073949E" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_E465D2C4B60578BBC3D32650A0730193_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_E465D2C4B60578BBC3D32650A0730193" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stated interest rate percentage</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_E465D2C4B60578BBC3D32650A0730193_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_E465D2C4B60578BBC3D32650A0730193" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Interest Rate, Stated Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_E465D2C4B60578BBC3D32650A0730193" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_E465D2C4B60578BBC3D32650A0730193" xlink:to="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_E465D2C4B60578BBC3D32650A0730193" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentFaceAmount_046B6C0F82C1DCA6C3BF2650A073AF0D_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_046B6C0F82C1DCA6C3BF2650A073AF0D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Principal</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentFaceAmount_046B6C0F82C1DCA6C3BF2650A073AF0D_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_046B6C0F82C1DCA6C3BF2650A073AF0D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Face Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_046B6C0F82C1DCA6C3BF2650A073AF0D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentFaceAmount_046B6C0F82C1DCA6C3BF2650A073AF0D" xlink:to="lab_us-gaap_DebtInstrumentFaceAmount_046B6C0F82C1DCA6C3BF2650A073AF0D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_76118FEB9CCA765B43A62650A07347BD_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_76118FEB9CCA765B43A62650A07347BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from issuance of long-term debt</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_76118FEB9CCA765B43A62650A07347BD_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_76118FEB9CCA765B43A62650A07347BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_76118FEB9CCA765B43A62650A07347BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_76118FEB9CCA765B43A62650A07347BD" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_76118FEB9CCA765B43A62650A07347BD" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentUnamortizedDiscount_8F05522EE509970C89752650A07334E9_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentUnamortizedDiscount_8F05522EE509970C89752650A07334E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Original issue discount</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentUnamortizedDiscount_8F05522EE509970C89752650A07334E9_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentUnamortizedDiscount_8F05522EE509970C89752650A07334E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Unamortized Discount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_8F05522EE509970C89752650A07334E9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentUnamortizedDiscount_8F05522EE509970C89752650A07334E9" xlink:to="lab_us-gaap_DebtInstrumentUnamortizedDiscount_8F05522EE509970C89752650A07334E9" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtIssuanceCosts_67D4837B4EAFB0E7262D2650A0730DEF_terseLabel_en-US" xlink:label="lab_us-gaap_DebtIssuanceCosts_67D4837B4EAFB0E7262D2650A0730DEF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt issuance cost</link:label>
    <link:label id="lab_us-gaap_DebtIssuanceCosts_67D4837B4EAFB0E7262D2650A0730DEF_label_en-US" xlink:label="lab_us-gaap_DebtIssuanceCosts_67D4837B4EAFB0E7262D2650A0730DEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Issuance Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_DebtIssuanceCosts" xlink:label="loc_us-gaap_DebtIssuanceCosts_67D4837B4EAFB0E7262D2650A0730DEF" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ProceedsFromLinesOfCredit_FE04E96EA1A51674064F2650A0737C43_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromLinesOfCredit_FE04E96EA1A51674064F2650A0737C43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Draw on credit agreement</link:label>
    <link:label id="lab_us-gaap_ProceedsFromLinesOfCredit_FE04E96EA1A51674064F2650A0737C43_label_en-US" xlink:label="lab_us-gaap_ProceedsFromLinesOfCredit_FE04E96EA1A51674064F2650A0737C43" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Lines of Credit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ProceedsFromLinesOfCredit" xlink:label="loc_us-gaap_ProceedsFromLinesOfCredit_FE04E96EA1A51674064F2650A0737C43" xlink:type="locator" />
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    <link:label id="lab_us-gaap_DebtInstrumentRepurchaseAmount_0756323BE3B2F636B26B2650A07311D4_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentRepurchaseAmount_0756323BE3B2F636B26B2650A07311D4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reacquisition price</link:label>
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    <link:label id="lab_us-gaap_TradeNamesMember_4F0519E2D08E41228BBCD78F7FC784BA_terseLabel_en-US" xlink:label="lab_us-gaap_TradeNamesMember_4F0519E2D08E41228BBCD78F7FC784BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade names</link:label>
    <link:label id="lab_us-gaap_TradeNamesMember_4F0519E2D08E41228BBCD78F7FC784BA_label_en-US" xlink:label="lab_us-gaap_TradeNamesMember_4F0519E2D08E41228BBCD78F7FC784BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade Names [Member]</link:label>
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    <link:label id="lab_ktos_FavorableOperatingLeaseMember_68CE45D8949BECE42EBCD78F7FC7DF90_terseLabel_en-US" xlink:label="lab_ktos_FavorableOperatingLeaseMember_68CE45D8949BECE42EBCD78F7FC7DF90" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Favorable operating lease</link:label>
    <link:label id="lab_ktos_FavorableOperatingLeaseMember_68CE45D8949BECE42EBCD78F7FC7DF90_label_en-US" xlink:label="lab_ktos_FavorableOperatingLeaseMember_68CE45D8949BECE42EBCD78F7FC7DF90" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Favorable Operating Lease [Member]</link:label>
    <link:label id="lab_ktos_FavorableOperatingLeaseMember_68CE45D8949BECE42EBCD78F7FC7DF90_documentation_en-US" xlink:label="lab_ktos_FavorableOperatingLeaseMember_68CE45D8949BECE42EBCD78F7FC7DF90" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Favorable Operating Lease [Member]</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_33CAE13FD5CC252C2815D78F7FCDDF26" xlink:type="locator" />
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    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_DA120D75BFDC229B0CE7D79AE0E19BCC_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_DA120D75BFDC229B0CE7D79AE0E19BCC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Net [Abstract]</link:label>
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    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_58754C315598B09EEFB0D78F7FCD52EF_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_58754C315598B09EEFB0D78F7FCD52EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_58754C315598B09EEFB0D78F7FCD52EF" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ProvisionForDoubtfulAccounts_049D80C7A099BE69732E2471EF942CD0_terseLabel_en-US" xlink:label="lab_us-gaap_ProvisionForDoubtfulAccounts_049D80C7A099BE69732E2471EF942CD0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Provision for doubtful accounts</link:label>
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    <link:label id="lab_ktos_UnusedOfficeSpaceAccrualAdjustment_89BB934BC90628631AD32471EF945583_negatedTerseLabel_en-US" xlink:label="lab_ktos_UnusedOfficeSpaceAccrualAdjustment_89BB934BC90628631AD32471EF945583" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Changes in unused office space accrual</link:label>
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