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 5990-00-851-5778
NSN 2925-01-033-8948
NSN 5998-01-576-9528
NSN 6130-01-042-8631
NSN 5996-00-234-8003
NSN 6130-01-145-4924
NSN 6110-00-244-0427
NSN 6685-01-556-1320
NSN 6650-00-876-0152
NSN 6610-00-479-0681
NSN 5855-00-010-6492
NSN 5945-01-318-5991