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 6610-01-121-0190
NSN 5990-01-501-5409
NSN 6150-00-351-7838
NSN 6145-00-117-8861
NSN 6685-01-032-3384
NSN 5930-01-514-7541
NSN 6320-01-285-1922
NSN 7035-01-371-0091
NSN 6620-01-070-2215
NSN 6650-00-118-5600
NSN 5999-00-362-2808
NSN 6130-01-285-9151