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 5985-01-469-0042
NSN 5998-01-415-3841
NSN 5915-01-309-6847
NSN 5945-01-650-9111
NSN 4140-00-401-3123
NSN 5895-01-431-8116
NSN 5905-01-246-3828
NSN 5855-01-421-6483
NSN 6145-01-391-5148
NSN 5945-00-328-7300
NSN 6620-00-862-5567
NSN 6145-01-444-9955