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.
NSN 5935-01-377-8659
NSN 5920-01-258-5035
NSN 6220-01-529-3973
NSN 6130-00-168-1229
NSN 5985-00-502-3624
NSN 4140-01-494-6783
NSN 5950-01-054-3215
NSN 5985-01-096-7536
NSN 5998-00-682-6219
NSN 6645-01-462-2101
NSN 5895-00-548-9329
NSN 6220-00-057-8451