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 6130-01-209-4041
NSN 5960-00-188-8648
NSN 5895-01-468-0054
NSN 5895-01-073-2226
NSN 6145-00-952-2872
NSN 6145-01-627-5093
NSN 6645-00-711-5381
NSN 6645-01-056-3417
NSN 6240-00-166-2271
NSN 5835-00-814-1359
NSN 5990-00-226-7894
NSN 5945-01-456-0009