Filament winding machines and related equipment, as follows: a. Filament winding machines having all of the following characteristics: 1. Having motions for positioning, wrapping, and winding fibers coordinated and programmed in two or more axes; 2. Specially designed to fabricate composite structures or laminates from "fibrous or filamentary materials"; and 3. Capable of winding cylindrical rotors of diameter between 75 and 400 mm and lengths of 600 mm or greater; b. Coordinating and programming controls for the filament winding machines specified in Item 3.B.4.a.; c. Precision mandrels for the filament winding machines specified in Item 3.B.4.a.