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 6130-01-359-8638
NSN 6130-00-204-2976
NSN 5930-01-487-0612
NSN 6135-00-444-1402
NSN 5965-01-566-9024
NSN 5905-00-729-5004
NSN 6130-01-634-0603
NSN 5915-01-323-7154
NSN 5960-00-102-6810
NSN 5945-00-861-2848
NSN 6145-00-738-5601
NSN 6110-01-080-1193