EXHIBIT 23 ---------- CONSENT OF ERNST & YOUNG LLP We consent to the incorporation by reference in this Annual Report (Form 10-K) of Aztec Manufacturing Co. of our report dated March 27, 1998, included in the 1998 Annual Report to Shareholders of Aztec Manufacturing Co. We also consent to the incorporation by reference in the Registration Statements on Form S-8, No. 33-15481 pertaining to the 1986 Incentive Stock Plan of Aztec Manufacturing Co., No. 33-30993 pertaining to the Aztec Manufacturing Co. Nonstatutory Stock Option Plan, No. 33-49158 pertaining to the Aztec Manufacturing Co. Nonstatutory Stock Option Plan, and No. 33-49164 pertaining to the 1991 Incentive Stock Option Plan of Aztec Manufacturing Co. of our report dated March 27, 1998, with respect to the consolidated financial statements of Aztec Manufacturing Co., incorporated by reference in the Annual Report (Form 10-K) for the year ended February 28, 1998. ERNST & YOUNG LLP /s/ Ernst & Young LLP --------------------- Fort Worth, Texas May 27, 1998 Exhibit 23 ---------- (Page 1 of 1)