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 6220-00-393-4222
NSN 6130-01-097-2186
NSN 6145-01-547-6651
NSN 5990-00-391-6207
NSN 5998-01-273-1252
NSN 6220-00-326-2764
NSN 5945-00-195-0227
NSN 6145-01-461-8062
NSN 6105-01-609-8128
NSN 5998-01-445-9782
NSN 6240-01-512-1856
NSN 6645-00-758-4567