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 5895-01-484-4539
NSN 5945-01-556-6994
NSN 5960-01-536-9763
NSN 5920-00-717-6839
NSN 6150-01-098-0195
NSN 6620-00-580-3499
NSN 6105-01-391-7500
NSN 6620-01-444-8261
NSN 7035-01-474-0244
NSN 6620-01-133-4193
NSN 6150-00-017-9121
NSN 5835-01-303-6563