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 6320-01-425-1417
NSN 5910-01-656-1712
NSN 5990-00-754-2842
NSN 6135-01-315-9214
NSN 5985-00-138-9255
NSN 4140-01-422-5049
NSN 6110-01-168-8077
NSN 6150-01-406-3274
NSN 6645-01-168-8465
NSN 6110-01-362-9755
NSN 6135-00-593-6831
NSN 5915-00-882-2732