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 5905-01-145-4552
NSN 5895-00-227-4752
NSN 5998-01-323-6597
NSN 6685-01-453-0460
NSN 5960-00-952-9817
NSN 5998-01-335-4726
NSN 5925-01-485-3159
NSN 6685-01-440-4624
NSN 6240-01-401-5340
NSN 5945-00-319-4774
NSN 5920-01-599-9293
NSN 5925-01-212-1492