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 2925-00-355-5130
NSN 5990-00-607-9477
NSN 5945-01-426-4012
NSN 6620-01-288-8249
NSN 5895-01-530-0160
NSN 6130-01-316-3157
NSN 5835-01-170-5537
NSN 5910-00-521-7886
NSN 2925-01-123-5856
NSN 5965-01-177-4872
NSN 7035-01-462-5766
NSN 6130-01-411-5252