A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
Classification: Articles of aluminum nesoi
NSN 6685-01-371-3050
NSN 5999-00-498-9062
NSN 5915-00-458-7282
NSN 5935-00-876-0534
NSN 5855-01-003-7102
NSN 5945-01-387-7777
NSN 5935-01-012-8593
NSN 5945-00-203-1295
NSN 6110-00-296-0500
NSN 6240-00-287-1988
NSN 6220-00-617-1294
NSN 6610-01-511-0982