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 5975-01-212-8668
NSN 5925-01-381-4594
NSN 5945-00-858-5537
NSN 5975-01-351-2084
NSN 6145-00-064-4918
NSN 5985-01-145-8694
NSN 5975-00-233-6234
NSN 6145-01-513-6352
NSN 6685-01-295-4920
NSN 4140-01-289-1264
NSN 6150-00-058-6629
NSN 5945-01-322-1741