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 5950-01-519-3329
NSN 5990-01-127-4853
NSN 2925-01-121-3355
NSN 5950-01-611-8484
NSN 5835-01-483-7825
NSN 6610-00-152-7216
NSN 5960-00-790-0509
NSN 5960-00-182-7375
NSN 6105-01-381-2496
NSN 6220-01-574-0758
NSN 2925-01-655-4455
NSN 6145-01-296-2096