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 5998-00-062-0024
NSN 4140-01-369-2959
NSN 5990-01-218-5160
NSN 5915-01-168-1176
NSN 5999-01-431-3365
NSN 6150-01-541-1871
NSN 5965-01-178-2367
NSN 6620-01-361-6460
NSN 2925-01-347-4208
NSN 5925-00-242-2583
NSN 5915-01-588-2842
NSN 7035-01-268-8042