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 5998-00-253-1346
NSN 4140-01-147-6558
NSN 6645-00-389-3370
NSN 5905-01-181-2788
NSN 5905-01-617-8196
NSN 5925-01-348-0826
NSN 5855-01-246-8273
NSN 5855-01-565-9428
NSN 5855-00-688-9954
NSN 5965-01-633-8849
NSN 5905-01-192-4180
NSN 6620-00-404-0149