High Quality Content by WIKIPEDIA articles! Precision Castparts Corp. (NYSE: PCP) is a Portland, Oregon, United States-based industrial goods and metal fabrication company that manufactures cast metal parts for use in the aerospace, industrial, defense, and automobile industries. In 2009 they ranked 362nd on the Fortune 500 list, and 11th in the Aerospace and Defense Industry. On June 1, 2007, PCC replaced MedImmune on the S P 500 stock index.