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 6145-00-793-7816
NSN 6240-01-455-5200
NSN 5945-01-279-1011
NSN 5985-01-391-5676
NSN 5920-01-200-9318
NSN 5945-01-220-2271
NSN 4140-00-225-8586
NSN 5915-01-212-0212
NSN 6105-01-105-0042
NSN 5895-01-296-0856
NSN 6110-01-221-1006
NSN 6650-01-601-2494