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.
Classification: Articles of lead, nesoi
NSN 6685-01-451-3937
NSN 6150-00-390-3422
NSN 5835-01-647-4859
NSN 6320-01-006-6138
NSN 6240-01-575-5049
NSN 6320-01-616-0843
NSN 6620-01-440-9810
NSN 6645-01-495-0939
NSN 6130-01-110-9597
NSN 6220-01-047-4060
NSN 5910-01-334-9759
NSN 6240-01-557-9038