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 6645-00-491-8963
NSN 6150-01-511-0331
NSN 6685-00-596-8765
NSN 5910-01-553-7973
NSN 5855-01-585-7095
NSN 5945-01-361-7118
NSN 6320-01-399-6177
NSN 6650-00-999-8902
NSN 5905-01-575-9084
NSN 5960-01-023-8800
NSN 5999-01-487-2681
NSN 5855-00-087-7833