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.
NSN 6145-01-468-6252
NSN 5895-01-025-9295
NSN 5990-00-421-5135
NSN 5945-01-131-2757
NSN 5920-01-339-3977
NSN 6240-01-366-6946
NSN 5975-00-682-0577
NSN 5985-01-073-5602
NSN 6610-00-394-1427
NSN 4140-01-398-7330
NSN 6150-01-397-2906
NSN 5985-00-588-2822