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 5925-01-211-6660
NSN 6110-00-530-3779
NSN 2925-00-724-9252
NSN 6645-01-392-9615
NSN 5985-00-964-9673
NSN 6130-01-540-7770
NSN 5835-01-488-6678
NSN 5945-00-738-2522
NSN 6105-00-364-6554
NSN 5930-01-643-9905
NSN 5998-01-012-2225
NSN 7035-01-609-7341