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 2925-00-233-5644
NSN 6650-01-113-4197
NSN 6620-01-395-0651
NSN 6645-01-265-0648
NSN 7035-01-107-2811
NSN 6135-01-130-3145
NSN 5945-01-415-0858
NSN 6110-00-116-5514
NSN 6105-01-458-1407
NSN 5925-00-401-2739
NSN 6135-01-563-4445
NSN 6105-00-851-8736