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: Articles of aluminum nesoi
NSN 7035-01-487-6481
NSN 6105-00-583-3157
NSN 5975-00-775-2455
NSN 6620-00-189-0967
NSN 6135-01-052-9634
NSN 6240-00-913-4243
NSN 5945-01-105-0552
NSN 5960-00-140-9583
NSN 6130-00-273-1111
NSN 5945-01-061-1750
NSN 5950-01-202-1340
NSN 5985-00-631-2210