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 5999-01-035-9817
NSN 6130-01-364-3213
NSN 5910-00-149-2016
NSN 6150-01-439-2608
NSN 5930-01-344-5621
NSN 5985-01-111-9349
NSN 5925-01-588-7563
NSN 5945-00-290-1779
NSN 6320-00-894-1644
NSN 2925-00-172-9264
NSN 5960-01-232-3100
NSN 5985-00-549-4594