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 5985-01-546-3369
NSN 5905-00-998-2744
NSN 6110-01-126-7149
NSN 6150-00-112-2458
NSN 5996-01-542-8611
NSN 5915-00-597-2369
NSN 5945-01-120-9120
NSN 6105-01-015-9006
NSN 5965-01-172-3231
NSN 5935-00-535-3641
NSN 5935-01-418-3464
NSN 6110-01-322-6428