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 6145-01-424-7950
NSN 5965-00-932-4591
NSN 5915-00-372-0576
NSN 4140-00-802-2968
NSN 5965-01-415-2898
NSN 6220-01-257-5677
NSN 6685-01-592-4098
NSN 6135-00-309-0074
NSN 5920-01-167-5029
NSN 6645-01-530-3654
NSN 6130-00-310-2644
NSN 5990-01-184-2550