Both sides polished
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 6620-00-243-1759
NSN 5910-01-326-1040
NSN 4140-01-203-6091
NSN 5965-01-434-8759
NSN 6240-00-754-8198
NSN 5950-00-257-3806
NSN 5999-00-201-3084
NSN 6135-00-221-4720
NSN 5965-00-512-1298
NSN 5998-01-440-3054
NSN 6650-01-463-2274
NSN 6610-01-088-3050