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 6620-01-399-3615
NSN 5965-01-399-8454
NSN 6650-00-658-9627
NSN 4140-00-820-1173
NSN 4140-01-426-8428
NSN 5990-01-076-8901
NSN 5855-01-633-9619
NSN 5925-01-355-6523
NSN 5895-00-136-8237
NSN 6135-01-296-1860
NSN 6130-01-230-5037
NSN 5975-00-525-2331