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 5985-00-399-1174
NSN 6110-01-388-0089
NSN 6135-01-334-3935
NSN 6645-00-434-8793
NSN 5930-00-678-8433
NSN 5930-00-469-3480
NSN 6610-00-433-8700
NSN 5990-00-852-2369
NSN 5999-01-608-5117
NSN 5975-01-344-4950
NSN 5905-00-534-7277
NSN 5999-00-723-0873