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 6620-00-467-7414
NSN 6220-01-392-9841
NSN 6610-01-275-0119
NSN 5950-01-570-0426
NSN 6145-00-526-3056
NSN 5925-01-485-5070
NSN 5950-01-170-4834
NSN 5935-00-358-3950
NSN 7035-00-392-5417
NSN 5855-01-003-7102
NSN 6620-00-441-5252
NSN 5960-00-171-9575