Precision Castparts Corp. (PCC) is a manufacturer of metal components and products, provides investment castings, forgings and fasteners/fastener systems for critical aerospace and industrial gas turbine (IGT) applications. It also provides aero-structures for the aerospace industry, and investment castings and forgings for general industrial, armament, medical and other applications. It manufactures metal components and products in three principal business segments: Investment Cast Products, Forged Products and Fastener Products. On July 14, 2011, it acquired the rings operations of Unison Engine Components (Tru-Form) from GE Aviation, an operating unit of General Electric (GE). On July 22, 2011, it acquired the assets of the Rollmet business (Rollmet) from Rockwell Collins. On August 9, 2011, the Company acquired Primus International (Primus). On October 4, 2011, the Company acquired the assets of PB Fasteners (PB) located in Gardena, California.