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 5990-00-534-9798
NSN 6620-01-007-0103
NSN 5925-00-100-0102
NSN 5999-00-639-3447
NSN 5895-01-655-0380
NSN 5985-00-338-6424
NSN 5945-01-583-1514
NSN 6150-01-116-2081
NSN 6105-01-502-0824
NSN 6105-00-868-7385
NSN 5998-00-909-2916
NSN 5998-01-398-2788