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 5910-00-468-2465
NSN 6135-00-165-3756
NSN 5975-00-204-9190
NSN 4140-01-207-0452
NSN 5920-00-025-0587
NSN 6645-01-102-2321
NSN 5905-01-485-6382
NSN 6650-00-456-1736
NSN 5975-00-623-6460
NSN 7035-01-338-9971
NSN 6130-00-453-9204
NSN 5965-00-309-4814