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 5975-00-489-3162
NSN 5996-01-633-7979
NSN 5930-00-482-4196
NSN 6130-00-071-1518
NSN 5990-01-417-4402
NSN 5905-00-059-1355
NSN 5835-00-764-4388
NSN 6135-00-377-9165
NSN 6150-01-654-2226
NSN 5975-01-054-0119
NSN 6135-00-299-6918
NSN 5910-01-064-6940