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 2925-00-450-7783
NSN 5930-01-546-6974
NSN 6685-00-422-1851
NSN 5990-01-348-2497
NSN 5905-01-090-4179
NSN 5895-00-470-2897
NSN 5950-01-511-2268
NSN 5985-00-269-5388
NSN 2925-01-384-4139
NSN 5950-00-860-6072
NSN 6645-00-521-0353
NSN 5935-00-521-3368