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 5895-00-276-7916
NSN 5945-00-081-7488
NSN 5895-01-104-4410
NSN 5905-00-151-6653
NSN 6145-00-959-5897
NSN 5965-01-579-1871
NSN 5895-01-121-3169
NSN 2925-01-533-7904
NSN 5998-01-111-4186
NSN 6145-01-432-2066
NSN 6135-01-611-0125
NSN 5925-01-256-8784