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 2925-01-448-2880
NSN 6135-00-134-6648
NSN 7035-00-922-5700
NSN 5925-00-972-3000
NSN 5835-01-460-6054
NSN 5985-01-070-0288
NSN 6320-01-176-8367
NSN 5935-00-031-6571
NSN 6135-01-400-2947
NSN 5835-01-659-1364
NSN 5990-00-530-3855
NSN 4140-01-363-8263