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 5975-01-192-2908
NSN 5990-01-074-6549
NSN 5855-01-218-3735
NSN 5998-00-788-3260
NSN 5985-01-085-4586
NSN 5999-01-122-9192
NSN 5999-01-245-4645
NSN 5895-00-770-8445
NSN 5975-01-577-3721
NSN 5990-00-015-3907
NSN 6620-00-992-5876
NSN 6220-01-381-1074