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 6110-00-510-8155
NSN 5990-01-529-7307
NSN 6110-00-163-6223
NSN 5835-01-317-8700
NSN 6620-01-288-2627
NSN 2925-01-027-1293
NSN 6685-00-865-7939
NSN 6610-01-195-3497
NSN 2925-01-172-9209
NSN 6685-01-073-3395
NSN 5985-01-565-2744
NSN 6105-00-856-1056