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 6645-01-068-6524
NSN 5895-00-409-5660
NSN 6240-01-445-8673
NSN 5985-01-471-8159
NSN 5895-00-596-8678
NSN 5975-01-292-6539
NSN 5965-01-491-8940
NSN 5910-01-212-4231
NSN 6220-00-353-0942
NSN 5960-00-351-4821
NSN 6145-00-789-7736
NSN 5996-01-441-1594