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 6145-00-172-6488
NSN 6620-01-071-6020
NSN 5835-01-395-7976
NSN 6135-01-629-6940
NSN 5998-01-278-2312
NSN 5975-01-127-7595
NSN 5996-01-227-0390
NSN 5925-00-469-7683
NSN 5996-01-121-7395
NSN 2925-01-231-6312
NSN 5999-00-573-9477
NSN 5996-01-318-1407