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 5930-01-628-5518
NSN 6220-01-575-9664
NSN 5999-01-338-4704
NSN 5975-00-489-8744
NSN 5998-00-511-8531
NSN 4140-01-089-0465
NSN 2925-01-011-2325
NSN 6645-01-243-0468
NSN 5965-01-205-3088
NSN 6610-01-067-4359
NSN 5920-01-596-2792
NSN 5960-01-014-1595