FAG KUGELFISCHER GEORG SCHAFER AG and Fag Bearings Corporation, Plaintiffs-Appellees, and SKF USA Inc. and Skf GmbH, Plaintiffs-Appellants, and NTN Bearings Corporation of America and Ntn Kugellagerfabrik (Deutschland) GmbH, Plaintiffs, and INA Walzlager Schaeffler KG (now known as INA Walzlager Schaeffler oHG) and INA Bearings Company, Inc. (now known as INA USA Corporation), Plaintiffs-Appellants, v. UNITED STATES, Defendant-Appellee, and The Torrington Company, (now known as Timken U.S. Corporation), Defendant-Appellee; FAG Kugelfischer Georg Schafer AG and FAG Bearings Corporation, Plaintiffs-Appellees, and SKF USA INC. and SKF GmbH, Plaintiffs-Appellees, and NTN Bearings Corporation of America and NTN Kugellagerfabrik (Deutschland) GmbH, Plaintiffs, and INA Walzlager Schaffler KG (now known as INA Walzlager Schaeffler oHG) and INA Bearings Company, Inc. (now known as INA USA Corporation), Plaintiffs-Appellees, v. United States, Defendant-Appellant, and The Torrington Company, (now known as Timken U.S. Corporation), Defendant-Appellant