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 6685-01-340-4818
NSN 4140-01-268-3273
NSN 5915-01-310-8442
NSN 5998-01-496-9662
NSN 5895-01-359-5090
NSN 5950-01-182-4801
NSN 5855-01-254-3110
NSN 6150-00-403-7332
NSN 6105-00-717-3026
NSN 6240-01-528-6425
NSN 5855-01-510-9416
NSN 5990-00-524-2293