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 6320-01-046-5228
NSN 6645-00-739-6718
NSN 6320-00-400-8042
NSN 5950-01-422-2060
NSN 5920-01-337-7646
NSN 6145-01-099-9118
NSN 6135-00-803-3012
NSN 6610-01-322-4331
NSN 6320-01-556-2011
NSN 6620-00-269-5168
NSN 6645-01-421-0921
NSN 5905-00-644-9983