Special Features:

Essential to weapon system performance or operation, or the preservation of life or safety of operating personnel

Properties:

An item fabricated from nonmetallic material designed to be used where there is no relative motion between joined parts. Items with a solid cross section must be a single piece whose ends may have been secured together to form a specific shape. It may be formed to specific shape with or without joints. It may be a straight item of a specific length with end cuts or joints. It may have a solid or tubular cross section. Except for molded corners, end cuts, and mounting facilities such as mounting holes, slots, press-fit buttons, or the like, the item must be of one continuous round cross section. It may have fabric, cord or metal reinforcement. For straight items with square end cuts and without mounting holes, slots or press-fit buttons see rubber round section and tubing, nonmetallic. Excludes gasket and packing, preformed.