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 5855-01-378-9048
NSN 6685-00-055-7656
NSN 6110-01-027-2853
NSN 5999-01-375-3196
NSN 5965-01-633-8849
NSN 5895-01-525-7317
NSN 6145-01-618-8205
NSN 6150-00-358-0646
NSN 5998-00-967-8013
NSN 6645-00-397-2210
NSN 2925-01-616-3037
NSN 5990-01-204-7576