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 5950-01-218-7879
NSN 6150-00-587-7196
NSN 6105-01-382-1012
NSN 6645-01-063-8243
NSN 6650-01-378-6868
NSN 6110-01-437-7452
NSN 2925-01-337-2508
NSN 6135-00-134-6648
NSN 5998-01-348-8905
NSN 5910-01-486-8318
NSN 6220-01-502-3169
NSN 7035-01-143-0355