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 5910-01-125-8194
NSN 5975-01-481-8496
NSN 5910-00-491-9088
NSN 6135-01-116-3385
NSN 5945-01-435-4909
NSN 6610-01-489-0071
NSN 6320-01-244-9268
NSN 6220-01-117-6354
NSN 5950-01-253-4300
NSN 5925-00-903-8025
NSN 5975-01-632-8371
NSN 7035-01-085-5955