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 5895-01-571-3527
NSN 5950-01-626-3818
NSN 5910-01-130-3896
NSN 5996-00-667-4295
NSN 5965-00-862-3295
NSN 5990-01-581-6871
NSN 5996-00-285-3727
NSN 5975-00-904-3206
NSN 5999-00-227-9458
NSN 6130-01-353-6297
NSN 4140-01-376-0986
NSN 6220-00-695-1107