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 6610-01-224-7675
NSN 5920-00-681-4439
NSN 5985-01-497-0788
NSN 4140-01-592-7466
NSN 5975-01-563-6938
NSN 6620-01-139-5553
NSN 6320-01-176-8367
NSN 5835-01-537-1228
NSN 6610-00-225-9886
NSN 6110-00-314-0377
NSN 5999-00-824-7050
NSN 5985-01-649-1447