5985-14-260-7193

1560-99-641-5146 1560996415146 996415146 is a longitudinal reinforcement in a fuselage.

5975-01-641-5146 5975016415146 016415146 is an open or inclosed frame structure designed to accommodate (but does not include) electrical/electronic equipment mounted on standard width panels so that the equipment may be operated after installation without being removed. it must have panel mounting rails that provide a uniform pattern of mounting holes that will accommodate various combinations of standard width panels. it may include wires, cables, terminal boards, connectors, and the like, required for equipment operation. see also mounting base, electrical equipment; cabinet, electrical equipment; and case (2) (as modified). excludes main distributing frame, telephone and intermediate distributing frame, telephone.

1560-99-146-5438 1560991465438 991465438 is an item of various configuration that is an integral member of the airframe structure. it is specifically designed for the purpose of maintaining, positioning, joining, and strengthening the aircraft structure. it may include holes for mounting purposes or to form an assembly.