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 5910-00-876-6575
NSN 5905-01-160-7044
NSN 5915-01-034-0592
NSN 2925-00-497-5346
NSN 6650-01-449-2334
NSN 5915-01-595-2266
NSN 5920-00-726-8084
NSN 6105-01-551-1696
NSN 5920-01-441-8316
NSN 5925-01-386-8049
NSN 5915-00-138-4217
NSN 6110-01-202-8896