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 5905-00-614-0452
NSN 5965-00-820-0469
NSN 5950-01-469-6869
NSN 5915-01-323-1186
NSN 5999-01-548-1280
NSN 5975-01-222-0594
NSN 5905-00-679-4721
NSN 6110-01-633-9660
NSN 5915-01-007-7113
NSN 6320-01-512-2031
NSN 6685-01-370-4238
NSN 5895-01-181-3824