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.
NSN 6150-01-421-1769
NSN 5945-01-215-0710
NSN 5950-00-252-0412
NSN 5925-01-246-8700
NSN 5975-00-427-5861
NSN 6685-00-907-1057
NSN 5910-00-205-2430
NSN 5960-00-584-4553
NSN 5895-01-632-3201
NSN 5975-01-590-2768
NSN 6610-00-170-6715
NSN 6135-01-466-3980