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: Other articles of iron or steel not wire nesoi
NSN 6685-01-207-0666
NSN 5835-00-761-5615
NSN 5990-00-656-5798
NSN 6610-01-062-8557
NSN 5895-00-323-0642
NSN 5998-01-303-9400
NSN 2925-00-915-1827
NSN 5920-01-359-8720
NSN 6645-01-055-9423
NSN 5999-00-648-9107
NSN 5895-00-044-6733
NSN 5998-01-183-5322