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 5910-01-554-3152
NSN 6135-00-891-4944
NSN 6130-00-581-9322
NSN 6145-00-412-1292
NSN 5990-00-372-5177
NSN 5945-00-687-2072
NSN 6220-01-528-0222
NSN 5996-00-222-6049
NSN 5945-00-804-0121
NSN 6610-01-418-3284
NSN 5998-01-045-9134
NSN 5996-01-406-4035