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 5855-01-418-0089
NSN 5905-01-542-9115
NSN 6105-01-573-0313
NSN 7035-01-338-2994
NSN 6130-01-321-1330
NSN 5855-00-110-9341
NSN 6620-01-352-5640
NSN 6130-01-538-8378
NSN 4140-00-833-6239
NSN 6150-00-787-0369
NSN 5945-01-374-7021
NSN 5925-00-539-3135