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 5975-01-159-9315
NSN 5895-01-147-5688
NSN 5999-01-025-7490
NSN 5935-01-626-0382
NSN 6620-00-148-9613
NSN 5960-00-246-4623
NSN 6620-01-304-8055
NSN 6105-01-090-3831
NSN 5905-00-847-6819
NSN 6145-00-612-7343
NSN 6105-00-694-5459
NSN 6645-01-265-0648