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 6620-01-169-2406
NSN 5950-00-092-6341
NSN 5930-01-576-7114
NSN 5930-00-788-3136
NSN 5996-01-421-0422
NSN 6110-01-081-5298
NSN 6685-01-432-0055
NSN 6610-01-512-3248
NSN 5835-01-394-7589
NSN 5990-01-501-5409
NSN 5998-01-606-4662
NSN 5935-00-245-8789