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 5965-01-633-8849
NSN 6320-01-017-5274
NSN 5930-01-116-1829
NSN 6240-00-194-7924
NSN 6135-01-626-6325
NSN 6620-01-152-0936
NSN 5996-00-941-7542
NSN 5905-00-726-9025
NSN 6645-00-829-8868
NSN 5985-01-392-3291
NSN 4140-00-654-9146
NSN 6240-00-870-9129