scope:

This standard covers bearings, control system components, and associated hardware, required methods of using these components, and materials, finishes, and test methods of these components for use in design and construction of aerospace mechanical systems, and covers the comprehensive . presentation of approved engineering practices, procedures, and characteristics for the interface of these components.

Numbering system. This standard is divided into sections with numbered requirements applicable to each section.

Revision of requirements. This standard is issued in loose leaf form to permit the insertion or removal of new or revised requirements. keep this document up to date' by inserting revised or new sections as issued and removing superseded or cancelled pages. shall be indicated by a revision date at the bottom right side of the page. Revision to a complete section shall be denoted by a letter following the requirement designation. For example: Requirement 100A followed by the date.

Changes.  Requests for changes to this document shall be submitted to aeronautical Systems Division, ATTN: ENESS, Wright-Patterson AFB, OH 45433