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 6240-01-383-7554
NSN 4140-00-788-6098
NSN 5965-01-295-8123
NSN 5998-00-081-1454
NSN 6620-00-193-9503
NSN 5855-01-046-7273
NSN 6645-01-028-2186
NSN 6240-01-420-5905
NSN 6130-00-295-5806
NSN 5930-01-503-9477
NSN 6685-00-296-0392
NSN 6135-01-251-2095