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 5895-01-515-2920
NSN 5950-00-804-2998
NSN 6685-00-432-8795
NSN 6130-01-573-7536
NSN 2925-01-325-2490
NSN 6320-01-543-1194
NSN 6650-01-381-2972
NSN 5998-01-482-3304
NSN 5855-01-205-7030
NSN 5910-00-849-8602
NSN 5950-01-651-4716
NSN 6320-01-648-5538