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 5996-01-246-8179
NSN 5855-00-149-0766
NSN 7035-01-237-8653
NSN 6610-01-173-6323
NSN 6650-01-535-4276
NSN 6685-00-885-0707
NSN 5999-00-725-0016
NSN 5930-01-008-0765
NSN 6105-01-322-8246
NSN 6105-01-302-9705
NSN 5905-01-649-7140
NSN 5965-00-424-9636