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 5945-01-619-1253
NSN 6130-01-221-4444
NSN 6150-00-005-8579
NSN 5985-01-419-6130
NSN 5975-00-223-8652
NSN 5925-01-321-9406
NSN 6610-01-217-4162
NSN 5910-01-510-1346
NSN 6105-00-212-0592
NSN 4140-00-945-4055
NSN 5960-00-812-3746
NSN 5996-01-085-7616