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 5950-00-765-5713
NSN 5910-00-762-2712
NSN 2925-01-225-0713
NSN 5920-01-435-6052
NSN 5930-01-587-5412
NSN 5920-01-564-6099
NSN 5945-00-193-8096
NSN 5985-01-579-8842
NSN 2925-01-305-1370
NSN 5895-01-129-9563
NSN 6685-01-134-5442
NSN 5965-00-081-9412