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 5905-01-175-2394
NSN 5920-00-631-9281
NSN 7035-01-571-0449
NSN 5930-00-228-0187
NSN 5835-00-544-0298
NSN 5975-01-486-4351
NSN 4140-00-707-5963
NSN 5945-00-185-6609
NSN 5975-00-246-4906
NSN 5925-00-499-9220
NSN 6320-00-731-6134
NSN 5990-01-448-2751