THIRD AMENDMENT TO CREDIT AGREEMENT Among ALLEGHENY TELEDYNE INCORPORATED as the Borrower THE FINANCIAL INSTITUTIONS PARTY THERETO as the Lenders BANK OF AMERICA NATIONAL TRUST AND SAVINGS ASSOCIATION THE CHASE MANHATTAN BANK MELLON BANK, N.A. and PNC BANK, NATIONAL ASSOCIATION as Managing Agents and PNC BANK, NATIONAL ASSOCIATION as the Documentation and Administrative Agent Dated as of March 30, 1999 THIRD AMENDMENT TO CREDIT AGREEMENT THIS THIRD AMENDMENT TO CREDIT AGREEMENT (the "Third Amendment") made as of March 30, 1999, to that certain Credit Agreement dated as of August 30, 1996 as amended by the First Amendment to Credit Agreement dated as of August 31, 1997 and the Second Amendment to Credit Agreement dated as of March 24, 1998 (the Credit Agreement together with the exhibits and schedules thereto and all modifications, amendments, extensions, renewals, substitutions or replacements prior to the date hereof, the "Existing Agreement") among the FINANCIAL INSTITUTIONS listed on the signature pages hereto and each other financial institution which from time to time becomes a party hereto in accordance with Section 9.6a (individually a "Lender" and collectively the "Lenders"), BANK OF AMERICA NATIONAL TRUST AND SAVINGS ASSOCIATION, THE CHASE MANHATTAN BANK, MELLON BANK, N.A. and PNC BANK, NATIONAL ASSOCIATION as Managing Agents (individually a "Managing Agent" and collectively the "Managing Agents")and PNC BANK, NATIONAL ASSOCIATION, a national banking association, Documentation and Administrative Agent for the Lenders (in such capacity the "Agent"). WITNESSETH: WHEREAS, the Borrower and the initial Lenders, the Managing Agent and the Agent entered into the Existing Agreement pursuant to which the Lenders made certain financial accommodations available to the Borrower including a Revolving Credit Commitment; WHEREAS, the Borrower and the Lenders, the Managing Agents and the Agent desire to amend the Existing Agreement as set forth herein. NOW THEREFORE, in consideration of the mutual premises contained herein and other good and valuable consideration, the Borrower and the Bank with the intent to be legally bound hereby, agree that the Existing Agreement shall be amended as follows: ARTICLE I AMENDMENTS TO EXISTING AGREEMENT Section 1.01. Additional Definitions. Section 1.1 of the Existing Agreement is hereby amended such that the following definition shall be added thereto in the appropriate alphabetical order: "ATI Funding" means ATI Funding Corporation, a Delaware corporation. "Teledyne Industries" means Teledyne Industries, Inc., a California corporation. 1 "Third Amendment" means the Third Amendment to Credit Agreement among the Borrower, the Lenders, the Managing Agents and the Agent dated as of March 30, 1999. "Third Amendment Effective Date" shall mean March 30, 1999. Section 1.02. Amendment to Section 4.11. Section 4.11 of the Existing Agreement is amended and restated in its entirety to read as follows: Section 4.11 Ownership of ALC, ATI, OREMET, Teledyne Industries and TI. On and after the Third Amendment Effective Date (i) the Borrower shall be the legal and beneficial owner of and shall retain all voting rights relating to all of the issued and outstanding capital stock of ATI Funding and (ii) ATI Funding shall be the legal and beneficial owner of and shall retain all voting rights relating to all of the issued and outstanding capital stock of each of ALC and OREMET. Until such time as TI merges with and into the Borrower in accordance with the terms of Section 5.6, the Borrower shall be the legal and beneficial owner of and shall retain all voting rights relating to all of the issued and outstanding capital stock of TI. Upon the merger of TI with and into the Borrower in accordance with the terms of Section 5.6 with the Borrower being the surviving Person, the Borrower shall be the legal and beneficial owner of and thereafter during the term hereof shall retain all voting rights relating to all of the issued and outstanding capital stock of Teledyne Industries. Section 1.03. No Other Amendments or Waivers. The amendments to the Existing Agreement set forth in Sections 1.01 and 1.02 inclusive above do not either implicitly or explicitly alter, waive or amend, except as expressly provided in this Third Amendment, the provisions of the Existing Agreement. The amendments set forth in Sections 1.01 and 1.02 hereof do not waive, now or in the future, compliance with any other covenant, term or condition to be performed or complied with nor do they impair any rights or remedies of the Lenders or the Agent under the Existing Agreement with respect to any such violation. Nothing in this Third Amendment shall be deemed or construed to be a waiver or release of, or a limitation upon, the Lenders' or the Agents' exercise of any of their respective rights and remedies under the Existing Agreement and the other Loan Documents, whether arising as a consequence of any Events of Default which may now exist or otherwise, and all such rights and remedies are hereby expressly reserved. ARTICLE II BORROWER'S SUPPLEMENTAL REPRESENTATIONS Section 2.01 Incorporation by Reference. As an inducement to the Lenders to enter into this Third Amendment, the Borrower hereby repeats herein, for the benefit of the Lenders, the representations and warranties made by the Borrower in Sections 3.1 through 3.15, inclusive, of the Existing Agreement, as amended hereby, except that for purposes 2 hereof such representations and warranties shall be deemed to extend to and cover this Third Amendment. ARTICLE III CONDITIONS PRECEDENT Section 3.01. Conditions Precedent. Each of the following shall be a condition precedent to the effectiveness of this Third Amendment: (i) The Lenders shall have received, on or before the Third Amendment Effective Date, duly executed counterpart originals of this Third Amendment. (ii) The following statements shall be true and correct on the Third Amendment Effective Date: (A) except to the extent modified in writing by the Borrower heretofore delivered to the Lenders, the representations and warranties made pursuant to Section 2.01 of this Third Amendment and in the other Loan Documents are true and correct on and as of the Third Amendment Effective Date as though made on and as of such date in all material respects; (B) no Event of Default or event which with the giving of notice or passage of time or both would become an Event of Default has occurred and is continuing, or would result from the execution of or performance under this Third Amendment;(C) the Borrower has in all material respects performed all agreements, covenants and conditions required to be performed on or prior to the date hereof under the Existing Agreement and the other Loan Documents. ARTICLE IV GENERAL PROVISIONS Section 4.01. Ratification of Terms. Except as expressly amended by this Third Amendment, the Existing Agreement and each and every representation, warranty, covenant, term and condition contained therein is specifically ratified and confirmed in all material respects. Section 4.02. References. All notices, communications, agreements, certificates, documents or other instruments executed and delivered after the execution and delivery of this Third Amendment in connection with the Agreement, any of the other Loan Documents or the transactions contemplated thereby may refer to the Existing Agreement without making specific reference to this Third Amendment, but nevertheless all such references shall include this Third Amendment unless the context requires otherwise. From and after the Third Amendment Effective Date, all references in the Existing Agreement and 3 each of the other Loan Documents to the "Agreement" shall be deemed to be references to the Existing Agreement as amended hereby. Section 4.03. Counterparts. This Third Amendment may be executed in different counterparts, each of which when executed by the Borrower and a Lender shall be regarded as an original, and all such counterparts shall constitute one Third Amendment. Section 4.04. Capitalized Terms. Except for proper nouns and as otherwise defined herein, capitalized terms used herein as defined terms shall have the meanings ascribed to them in the Existing Agreement, as amended hereby. Section 4.05. Governing Law. THIS THIRD AMENDMENT AND THE RIGHTS AND OBLIGATIONS HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE WITH AND GOVERNED BY THE LAWS OF THE COMMONWEALTH OF PENNSYLVANIA WITHOUT REGARD TO THE PROVISIONS THEREOF REGARDING CONFLICTS OF LAW. Section 4.06. Headings. The headings of the sections in this Third Amendment are for purposes of reference only and shall not be deemed to be a part hereof. [REMAINDER OF PAGE INTENTIONALLY LEFT BLANK] 4 IN WITNESS WHEREOF, the parties hereto, intending to be legally bound hereby, have caused this Third Amendment to be duly executed by their proper and duly authorized officers the day first above written. ALLEGHENY TELEDYNE INCORPORATED /s/ R. S. Park By______________________________________ R. S. Park Name____________________________________ Vice President, Treasurer Title___________________________________ PNC BANK, NATIONAL ASSOCIATION, BANK OF AMERICA NATIONAL as Lender, Managing Agent and Agent TRUST AND SAVINGS ASSOCIATION, as Lender and Managing Agent /s/ David B. Gookin /s/ Lisa S. Donoghue By_______________________________ By______________________________________ David B. Gookin Lisa S. Donoghue Name_____________________________ Name____________________________________ Vice President Senior Vice President Title____________________________ Title___________________________________ THE CHASE MANHATTAN BANK, MELLON BANK, N.A., as Lender and Managing Agent as Lender and Managing Agent /s/ James H. Ramage /s/ Peter K. Lee By_______________________________ By______________________________________ James H. Ramage Peter K. Lee Name_____________________________ Name____________________________________ Vice President Vice President Title____________________________ Title___________________________________ THE BANK OF NEW YORK MORGAN GUARANTY TRUST COMPANY OF NEW YORK /s/ Robert J. Joyce /s/ Robert Bottamedi By_______________________________ By______________________________________ Robert J. Joyce Robert Bottamedi Name_____________________________ Name____________________________________ Vice President Vice President Title____________________________ Title___________________________________ 5 [SIGNATURES CONTINUED ON NEXT PAGE] [CONTINUATION OF SIGNATURE PAGE] NATIONSBANK, N.A. THE TORONTO-DOMINION BANK /s/ Lisa S. Donoghue By_______________________________ By______________________________________ Lisa S. Donoghue Name_____________________________ Name____________________________________ Senior Vice President Title____________________________ Title___________________________________ BANK OF TOKYO-MITSUBISHI TRUST FIRST UNION NATIONAL BANK, COMPANY Successor by merger to CoreStates Bank, NA /s/ Stephanie B. Geesey /s/ Donna J. Emhart By_______________________________ By______________________________________ Stephanie B. Geesey Donna J. Emhart Name_____________________________ Name____________________________________ Vice President Vice President Title____________________________ Title___________________________________ THE FIRST NATIONAL BANK OF NATIONAL CITY BANK OF PENNSYLVANIA CHICAGO /s/ Kenneth J. Kramer /s/ Michael A. Heinricher By_______________________________ By______________________________________ Kenneth J. Kramer Michael A. Heinricher Name_____________________________ Name____________________________________ Vice President Assistant Vice President Title____________________________ Title___________________________________ UBS AG Stamford Branch, a successor to THE FUJI BANK LIMITED, NEW YORK UNION BANK OF SWITZERLAND, NEW YORK BRANCH BRANCH /s/ Paul R. Morrison By_______________________________ By______________________________________ Paul R. Morrison Name_____________________________ Name____________________________________ Executive Director Title____________________________ Title___________________________________ /s/ Harry Welten By______________________________________ Harry Welten Name____________________________________ Assistant Vice President Title___________________________________ 6