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 6240-00-835-5031
NSN 6130-01-056-9928
NSN 6320-01-449-1014
NSN 5965-01-587-5182
NSN 5999-01-085-5540
NSN 6320-00-476-6898
NSN 5855-00-477-9943
NSN 5925-01-025-4397
NSN 5999-00-401-1846
NSN 6110-01-532-1058
NSN 6685-00-393-3077
NSN 6240-01-326-6937