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 5985-01-245-4453
NSN 5950-01-009-9033
NSN 5930-00-382-5761
NSN 6110-01-531-4188
NSN 4140-00-435-5607
NSN 5985-01-421-5852
NSN 5915-01-454-5650
NSN 5855-01-105-7793
NSN 5960-01-323-6432
NSN 2925-01-441-8958
NSN 6105-01-012-4176
NSN 5925-01-491-5057