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 6110-01-091-1742
NSN 6685-01-225-6457
NSN 6610-00-152-7216
NSN 6130-01-607-2813
NSN 5905-01-483-3023
NSN 5960-00-163-3324
NSN 5996-00-877-0167
NSN 5960-00-531-6186
NSN 5965-00-243-0207
NSN 5950-01-360-5614
NSN 5985-00-689-3658
NSN 5930-01-143-6278