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 5835-01-297-1909
NSN 5910-01-418-4883
NSN 2925-01-285-7163
NSN 6105-01-547-9607
NSN 6220-00-190-2000
NSN 5895-00-497-1160
NSN 6320-01-449-1014
NSN 2925-01-532-2477
NSN 5999-01-420-3453
NSN 5990-01-650-9034
NSN 6110-01-649-8219
NSN 5985-01-392-1473