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 5998-01-355-5389
NSN 5835-01-039-4975
NSN 5855-00-165-3093
NSN 5960-01-481-3722
NSN 5855-01-093-3080
NSN 5855-00-908-6402
NSN 6240-00-931-6686
NSN 2925-01-407-4958
NSN 6130-00-482-6585
NSN 5950-01-660-9260
NSN 5950-01-278-8159
NSN 5855-01-319-9757