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 5999-01-472-2536
NSN 5945-00-648-0552
NSN 6110-01-245-0561
NSN 6135-00-985-7845
NSN 7035-01-207-8704
NSN 6685-01-634-0611
NSN 5975-00-968-7650
NSN 6220-01-533-7727
NSN 5920-01-452-7268
NSN 6105-00-267-6954
NSN 6130-01-326-5494
NSN 5975-01-170-6766