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 5945-00-758-4024
NSN 5965-01-302-6456
NSN 5975-01-623-8901
NSN 6110-00-103-2740
NSN 2925-01-127-0167
NSN 4140-01-012-3996
NSN 6110-00-669-6726
NSN 6320-01-173-7950
NSN 5990-01-279-8654
NSN 6320-00-809-5744
NSN 2925-01-560-0517
NSN 5910-01-422-1699