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 6320-01-325-6607
NSN 5930-01-390-6329
NSN 6620-01-050-2866
NSN 6105-01-630-8495
NSN 4140-01-409-1764
NSN 4140-00-843-1300
NSN 6320-01-233-5798
NSN 5925-01-391-4986
NSN 5895-01-333-6208
NSN 5965-01-555-8007
NSN 6685-00-425-7410
NSN 2925-01-455-2558