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 5960-01-053-4358
NSN 5965-01-394-1542
NSN 6240-01-085-6576
NSN 5920-00-225-8893
NSN
NSN 5960-00-262-0353
NSN 5975-01-219-5217
NSN 5985-00-108-8481
NSN 5960-01-106-3086
NSN 5975-01-067-2360
NSN 5945-01-486-9991
NSN 6645-01-483-1518