Establishes the requirements for dielectric films coated with an adhesive on one side which are to be used as cover sheets for flexible printed wiring. The following topics are covered: base materials; type of reinforcement; method of reinforcement; type of adhesive; product classification. Coverage includes materials, qualification, applicable documents, miltary standards, chemical requirements, electrical requirements, environmental requirements, quality assurance provisions, chemical resistance, and preparation for delivery. Also contains detailed diagrams and tables.