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: Articles of aluminum nesoi
NSN 5975-00-203-8416
NSN 6240-00-813-0100
NSN 5960-00-105-3656
NSN 5915-01-154-3830
NSN 5920-00-518-1793
NSN 5985-01-421-9662
NSN 5895-00-525-3295
NSN 5965-00-106-3195
NSN 6220-01-438-6396
NSN 6240-00-187-4306
NSN 6650-01-175-0841
NSN 6130-01-100-3285