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 6620-00-483-1961
NSN 7035-00-235-3529
NSN 6150-01-627-8087
NSN 5910-01-094-6168
NSN 5910-00-232-9285
NSN 5930-00-958-7752
NSN 5975-00-806-2113
NSN 5965-01-048-4767
NSN 5935-00-189-0633
NSN 6240-01-444-3508
NSN 5930-00-025-6295
NSN 5999-01-535-3948