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 6130-00-162-5633
NSN 6150-00-078-7064
NSN 6320-00-456-0836
NSN 6645-01-504-3394
NSN 6620-01-376-9182
NSN 6105-01-450-9399
NSN 5950-01-286-7261
NSN 6220-00-023-4344
NSN 5996-01-272-2737
NSN 6240-01-252-9374
NSN 4140-01-634-0330
NSN 5965-00-568-5802