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 5910-01-519-6958
NSN 5905-00-362-2273
NSN 5950-01-309-4081
NSN 5930-00-883-2082
NSN 4140-01-612-8388
NSN 6620-00-100-4517
NSN 6320-01-411-7469
NSN 6110-00-403-3580
NSN 5950-00-446-2924
NSN 6320-01-050-1290
NSN 5915-00-838-2780
NSN 5905-00-853-1539