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 6610-00-945-6782
NSN 5910-01-129-5112
NSN 5925-00-267-3044
NSN 5925-00-933-9286
NSN 6220-00-482-8921
NSN 5895-01-656-2378
NSN 6645-00-825-5677
NSN 5945-01-165-3921
NSN 5996-01-060-2059
NSN 6320-01-233-5798
NSN 6320-01-029-4220
NSN 4140-00-701-0406