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 2925-01-394-9658
NSN 5925-01-277-4851
NSN 5998-01-565-4835
NSN 5920-00-462-3342
NSN 4140-01-368-2096
NSN 6220-01-151-7037
NSN 6135-01-038-6225
NSN 7035-01-174-1029
NSN 5895-00-422-3308
NSN 5975-01-183-6413
NSN 5895-01-579-3321
NSN 5975-01-163-6562