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 6220-01-551-1032
NSN 6135-01-111-1495
NSN 6110-01-371-4527
NSN 5895-01-578-7786
NSN 6105-01-231-9823
NSN 6620-01-534-2370
NSN 5985-01-379-6786
NSN 5945-00-529-0103
NSN 5920-00-673-7648
NSN 5985-01-507-7261
NSN 5855-01-118-2210
NSN 5855-01-068-3683