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 5960-00-990-6850
NSN 5998-00-632-0028
NSN 5965-00-275-0491
NSN 5910-01-158-5310
NSN 5985-00-389-7389
NSN 2925-00-005-1618
NSN 4140-01-416-4898
NSN 5945-00-182-7384
NSN 5895-01-234-5391
NSN 6320-00-538-2132
NSN 5996-01-242-5205
NSN 6685-01-504-1143