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 2925-01-492-5342
NSN 6130-01-284-8840
NSN 6220-01-100-2703
NSN 5985-01-384-3802
NSN 5999-01-228-0744
NSN 5915-01-372-8004
NSN 6220-01-259-2430
NSN 6645-01-547-0300
NSN 5935-00-372-5261
NSN 5996-01-243-4072
NSN 5920-00-057-5934
NSN 7035-01-449-4038