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 5999-01-585-7546
NSN 5915-00-978-6465
NSN 5935-01-627-4064
NSN 5855-01-527-0392
NSN 6145-01-589-7530
NSN 6220-01-458-3675
NSN 5990-01-378-7349
NSN 5925-00-015-2806
NSN 6145-00-166-7950
NSN 6150-00-877-3954
NSN 6105-00-520-1238
NSN 5960-00-194-1488