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 5835-01-399-5820
NSN 5895-01-424-5338
NSN 5910-00-933-5926
NSN 5996-01-380-9484
NSN 6620-00-175-0663
NSN 6220-01-330-4425
NSN 6685-01-330-0757
NSN 5998-00-251-1533
NSN 6110-00-205-1778
NSN 5950-00-495-2538
NSN 5910-01-309-8039
NSN 5915-00-874-6606