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.
NSN 6645-00-966-0251
NSN 2925-00-994-8684
NSN 5965-01-453-7504
NSN 6645-00-972-5239
NSN 5915-01-367-2056
NSN 6610-01-555-8364
NSN 6110-00-316-3484
NSN 2925-01-472-4423
NSN 5855-00-327-2112
NSN 5999-00-518-1007
NSN 5999-01-208-4635
NSN 4140-01-459-9275