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: Other articles of iron or steel not wire nesoi
NSN 5910-00-486-0921
NSN 6105-00-349-0063
NSN 2925-00-309-4884
NSN 6645-00-585-5932
NSN 5960-01-442-1770
NSN 5905-01-400-5968
NSN 5996-00-276-5480
NSN 5835-01-506-0746
NSN 2925-00-433-5429
NSN 5960-01-486-3060
NSN 5990-01-625-5923
NSN 5905-01-389-4085