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 5996-01-361-3011
NSN 6650-00-098-6128
NSN 5855-01-180-5369
NSN 5920-00-258-6822
NSN 6610-00-458-5444
NSN 5950-01-266-6276
NSN 6645-00-081-4298
NSN 6620-01-437-0387
NSN 6685-00-237-1202
NSN 5960-01-301-3315
NSN 5950-01-092-0030
NSN 5975-00-886-8200