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 plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 6320-00-573-8034
NSN 5965-01-103-0398
NSN 6145-00-970-1549
NSN 4140-01-382-6831
NSN 6610-00-100-1195
NSN 5935-01-118-8389
NSN 5975-01-430-7030
NSN 6645-00-226-2270
NSN 5990-01-461-8969
NSN 7035-00-088-7355
NSN 6320-01-366-5157
NSN 6620-01-029-3705