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 6320-01-239-5700
NSN 5835-00-148-9719
NSN 5960-00-517-9359
NSN 6110-01-633-9660
NSN 6685-00-605-0699
NSN 5835-00-632-8621
NSN 6610-01-184-9700
NSN 6650-01-352-7111
NSN 6645-01-280-5395
NSN 6645-01-447-3143
NSN 5999-01-565-5377
NSN 5905-00-339-3761