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 6645-01-393-9215
NSN 5855-00-631-4565
NSN 7035-00-887-4674
NSN 5915-01-553-0710
NSN 5965-00-170-5254
NSN 4140-01-005-0154
NSN 5999-01-025-6686
NSN 5930-00-501-5109
NSN 5990-01-485-0260
NSN 5835-01-024-3653
NSN 7035-01-546-4417
NSN 5945-01-433-8832