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 5925-00-990-5853
NSN 5910-01-296-3935
NSN 5950-01-489-7054
NSN 5965-00-529-0602
NSN 6240-00-153-7978
NSN 6320-01-176-8367
NSN 6150-01-449-2346
NSN 6620-00-273-8735
NSN 5855-01-100-3272
NSN 5920-01-368-9596
NSN 6145-01-347-3336
NSN 6645-00-183-8812