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 5996-01-570-7650
NSN 6110-00-596-9124
NSN 5996-01-547-6638
NSN 5990-01-581-5103
NSN 5990-01-581-6871
NSN 6645-00-397-2210
NSN 7035-01-179-5667
NSN 5910-01-599-3961
NSN 5965-01-268-4460
NSN 5855-00-688-9954
NSN 6135-01-397-6564
NSN 6110-01-050-1283