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 5910-01-150-6361
NSN 5975-00-575-9446
NSN 5965-01-544-9395
NSN 6220-00-075-9372
NSN 2925-01-510-9378
NSN 6220-01-543-9303
NSN 6620-01-544-8735
NSN 5915-01-190-9476
NSN 5945-00-148-8285
NSN 5950-01-628-1316
NSN 5895-01-232-6938
NSN 5930-01-386-3068