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 5905-01-448-9607
NSN 6645-01-069-3286
NSN 5960-00-675-9373
NSN 6145-00-036-7085
NSN 5996-01-152-7396
NSN 5975-00-102-2778
NSN 5855-01-573-8397
NSN 5990-01-253-7647
NSN 5930-01-509-9038
NSN 5999-01-445-6320
NSN 6135-01-350-2932
NSN 4140-01-258-4046