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 5960-01-142-1995
NSN 5990-00-869-8352
NSN 6130-01-488-6744
NSN 7035-01-361-4176
NSN 6240-01-212-2850
NSN 5965-01-189-4805
NSN 5930-01-533-8096
NSN 6150-00-735-3260
NSN 6645-00-057-3499
NSN 5925-01-128-3262
NSN 5960-01-624-1170
NSN 5990-01-183-6478