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 6610-00-968-6149
NSN 6220-01-265-8650
NSN 5905-01-378-3893
NSN 6685-01-172-3213
NSN 5965-01-112-5518
NSN 6620-01-441-7896
NSN 5945-00-100-1261
NSN 5855-00-782-7714
NSN 5855-00-337-3679
NSN 5935-00-529-0921
NSN 6145-00-045-7684
NSN 6240-01-190-9523