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 6150-01-023-8630
NSN 5855-00-135-9064
NSN 4140-00-805-0988
NSN 5895-00-287-5728
NSN 5895-01-020-7771
NSN 5930-01-381-8868
NSN 6685-01-391-7560
NSN 6620-00-663-8962
NSN 5960-00-905-5512
NSN 6685-01-597-0551
NSN 5950-01-181-5608
NSN 2925-01-255-6394